{"title":"Double Blocks for Sailboats","description":"\u003cp\u003eSeldén’s double sailing blocks are built for strength, control, and smooth performance. Ideal for sailboat vangs, mainsheet tackles, and cascading systems, they feature low-friction bearings and corrosion-resistant materials. Designed for reliable line handling on both cruising and racing sailboats. \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.seldenmast.com\/products\/deck-hardware\/#bm_blocks\" rel=\"noopener\" target=\"_blank\"\u003eLearn more about Seldén Blocks\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"20-mm-ball-bearing-block-double","title":"20 mm Ball Bearing Block - Double","description":"\u003cp\u003eThe Seldén BBB20 Double Ball Bearing Block is designed for trim lines on dinghies and keelboats. Made with stainless steel ball bearings and glass fiber reinforced polyamide, it offers high strength and low friction. Can be attached with shackle or line.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 300 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 600 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 6 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634781122893,"sku":"402-101-03R","price":445.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_f11a1159-1ad1-4f2d-a9a9-1b86e084591b.jpg?v=1761137418"},{"product_id":"20-mm-ball-bearing-block-double-becket","title":"20 mm Ball bearing Block - Double, Becket","description":"\u003cp\u003eThe Seldén BBB20 Double\/Becket block is a 20mm ball bearing block. Made with stainless steel ball bearings and glass fiber reinforced polyamide, it is lightweight yet strong. Use for control lines on dinghies and keelboats. Can be attached with shackle or line.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 300 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 600 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 6 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634781221197,"sku":"402-101-04R","price":492.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_fafebe98-68d6-4768-a0e1-19a8abbafa39.jpg?v=1761137421"},{"product_id":"20-mm-ball-bearing-block-double-stand-up","title":"20 mm Ball bearing Block - Double, Stand-Up","description":"\u003cp\u003eThe Seldén BBB20 Double Stand Up block is a 20mm ball bearing block suitable for control lines on dinghies and keelboats. Made with stainless steel and glass fiber reinforced polyamide, it is lightweight yet strong. The block is easy to install with the included deck mounted bracket and spring. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: standup,double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: standup double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 200 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: BBB20 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634790658381,"sku":"402-101-15R","price":465.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_d56fdc3f-afb3-492a-84bb-b7fa2a6e3a6f.jpg?v=1761137454"},{"product_id":"20-mm-ball-bearing-block-double-through-deck-lead","title":"20 mm Ball Bearing Block - Double, Through-Deck Lead","description":"\u003cp\u003eThe BBB20 Double TD block is a 20mm ball bearing block designed for leading a line through a deck or coaming. It features stainless steel ball bearings for smooth rotation and low friction. Ideal for control lines on dinghies and keelboats. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: td,double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: td double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 200 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 100 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: BBB20 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 6 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 2xM4 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634792558925,"sku":"402-101-18","price":470.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_1230c316-891d-4cf1-85ed-2fd8e418b32e.jpg?v=1761137469"},{"product_id":"20-mm-s20-soft-attachment-block-double-soft-attachment","title":"20 mm S20 Soft Attachment Block - Double, Soft Attachment","description":"\u003cp\u003eThe S20 Soft Attachment Double Block is a high-quality, lightweight block with a low-friction design. It features Acetal sheaves and ball bearings in stainless steel. Ideal for trim lines on smaller boats in racing conditions. Easy to install with lashing up to Ø4 mm. \u003c\/p\u003e\u003cp\u003eIdeal for trim lines on smaller boats in racing conditions when a strong, tight, silent and flexible attachment is desired.  \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 150 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 300 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 6 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634793378125,"sku":"402-101-61R","price":456.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_cef16093-f2af-4b57-8f04-006f670730b5.jpg?v=1761137493"},{"product_id":"25-mm-high-load-ball-bearing-block-double-strap","title":"25 mm High Load Ball Bearing Block - Double, Strap","description":"\u003cp\u003eThe BBB25 Double Becket Block is a 25mm high load ball bearing block designed for dynamic loads on smaller boats. It is ideal for use with wire and rope up to 5mm in diameter, perfect for rigging control lines, halyards and tackles. The stainless steel construction provides high strength and rigidity, with a row of stainless steel bearings for smooth operation. Ball cages to reduce ball-to-ball friction and weight. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 800 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 5 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634794492237,"sku":"402-201-08R","price":445.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_7cd54b92-2758-4325-937a-871457eda992.jpg?v=1761137505"},{"product_id":"25-mm-high-load-ball-bearing-block-double-becket-strap","title":"25 mm High Load Ball Bearing Block - Double, Becket, Strap","description":"\u003cp\u003eThe BBB25 Double Becket Block is a 25mm high load ball bearing block designed for dynamic loads on smaller boats. It is ideal for use with wire and rope up to 5mm in diameter, perfect for rigging control lines, halyards and tackles. The stainless steel construction provides high strength and rigidity, with a row of stainless steel bearings for smooth operation. Ball cages to reduce ball-to-ball friction and weight. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 800 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 5 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634794557773,"sku":"402-201-09R","price":505.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_f29c1762-ebe1-4396-8b5a-21e01d3e876b.jpg?v=1761137503"},{"product_id":"30-mm-ball-bearing-block-double","title":"30 mm Ball Bearing Block - Double","description":"\u003cp\u003eThe BBB30 Double Block is a 30mm ball bearing block with a stainless attachment eye. \u003c\/p\u003e\u003cp\u003eThe block features stainless steel ball bearings for strength and smooth rotation and glass fiber reinforced polyamide sheaves and cheeks. Acetal bearing cage to prevent ball-to-ball friction and to reduce weight. Ideal for moderate and dynamic loads with minimal friction.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 800 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 8 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634795770189,"sku":"403-101-04R","price":561.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_724d473e-dca1-444c-a4f5-db297ed07fa9.jpg?v=1761137523"},{"product_id":"30-mm-ball-bearing-block-double-becket","title":"30 mm Ball Bearing Block - Double, Becket","description":"\u003cp\u003eThe BBB30 Double Becket Block is a 30mm ball bearing block with a stainless attachment eye. \u003c\/p\u003e\u003cp\u003eThe block features stainless steel ball bearings for strength and smooth rotation and glass fiber reinforced polyamide sheaves and cheeks. Acetal bearing cage to prevent ball-to-ball friction and to reduce weight. Ideal for moderate and dynamic loads with minimal friction.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 800 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 8 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634795901261,"sku":"403-101-05R","price":620.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_d2e68741-d68b-4957-b12f-da17fb621348.jpg?v=1761137525"},{"product_id":"30-mm-ball-bearing-block-double-through-deck-lead","title":"30 mm Ball Bearing Block - Double, Through-Deck lead","description":"\u003cp\u003eThe Seldén BBB30 Double TD block is a 30mm ball bearing block designed for leading a line through a coaming or deck. Made with stainless steel ball bearings and glass fiber reinforced polyamide, it is lightweight yet strong. Mounted with 2 M5 screws. Acetal bearing cage to prevent ball-to-ball friction and to reduce weight.\u003c\/p\u003e\u003cp\u003eTypically used to lead the ø8 mm furling line of a Furlex 204TD from the anchor box installation through deck and back to the cockpit.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: td,double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: td double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 200 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: BBB30 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 8 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 2xM5 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634801963341,"sku":"403-101-24R","price":601.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_25381639-dc6c-4908-b17e-79eaf7a0fd7e.jpg?v=1761137571"},{"product_id":"30-mm-s30-soft-attachment-block-double-soft-attachment","title":"30 mm S30 Soft Attachment Block - Double, Soft Attachment","description":"\u003cp\u003eThe S30 Double Soft Attachment Block is a high-quality, lightweight block with a low-friction design. It features an Acetal sheave and ball bearings in stainless steel. 2 mm Dyneema line is recommended for attaching the block. Not included.\u003c\/p\u003e\u003cp\u003eIdeal for trim lines on smaller boats in racing conditions when a strong, tight, silent and flexible attachment is desired.  \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 200 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 8 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634803437901,"sku":"403-101-61R","price":537.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_ee532d0f-61ec-4d2a-aa20-42412c05402a.jpg?v=1761137590"},{"product_id":"40-mm-ball-bearing-block-double","title":"40 mm Ball Bearing Block - Double","description":"\u003cp\u003eThe BBB40 Double Block features two 40 mm sheaves, designed for dynamic applications under medium loads. The stainless eye is fixed and allows for shackle- or line attachments.\u003c\/p\u003e\u003cp\u003eStainless steel ball bearings ensure smooth, low-friction operation, while glass fiber reinforced cheeks provide strength and durability. Ideal for moderate and dynamic loads with minimal friction.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634806616397,"sku":"404-101-06R","price":903.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_024d1ab1-54aa-499c-95e8-4d2aae3fc599.jpg?v=1761137640"},{"product_id":"40-mm-ball-bearing-block-double-becket","title":"40 mm Ball Bearing Block - Double, Becket","description":"\u003cp\u003eThe BBB40 Double Becket Block is a 40 mm ball bearing block with two sheaves and a becket for additional rigging options. The stainless eye is fixed and allows for shackle- or line attachments. \u003c\/p\u003e\u003cp\u003eThe block's stainless steel ball bearings reduce friction under dynamic loads, while the glass fiber reinforced cheeks enhance strength and durability. Ideal for moderate and dynamic loads with minimal friction.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634806681933,"sku":"404-101-07R","price":960.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_9ac46021-115d-40e9-a992-e88ed5a62ecd.jpg?v=1761137642"},{"product_id":"40-mm-ball-bearing-block-double-through-deck-block","title":"40 mm Ball Bearing Block - Double, Through-Deck block","description":"\u003cp\u003eThe BBB40 Double In-Line Through-Deck Block is designed for passing lines through deck coamings or bulkheads. It features two 40 mm sheaves supported by stainless steel ball bearings for smooth, low-friction operation under medium loads. Glass fiber reinforced cheeks and box provide durability.\u003c\/p\u003e\u003cp\u003eIdeal for moderate and dynamic loads with minimal friction.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 250 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634810483021,"sku":"404-101-24R","price":740.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_07d19e4b-6773-4b7b-b166-f1b00188a14c.jpg?v=1761137692"},{"product_id":"40-mm-s40-soft-attachment-block-double-soft-attachment","title":"40 mm S40 Soft Attachment Block - Double, Soft Attachment","description":"\u003cp\u003eThe S40 Double Soft Attachment Block features two 40 mm sheaves, designed for high-performance rigging under dynamic loads. Stainless steel ball bearings ensure smooth, friction-free operation, while the soft attachment system allows for secure and flexible rigging.\u003c\/p\u003e\u003cp\u003eIdeal for trim lines on smaller boats in racing conditions when a strong, tight, silent and flexible attachment is desired.  \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 250 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634812186957,"sku":"404-101-61R","price":763.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_d5df1e52-65d3-403e-93b2-47eef3d7d613.jpg?v=1761137710"},{"product_id":"50-mm-plain-bearing-block-double-swivel","title":"50 mm Plain Bearing Block - Double, Swivel","description":"\u003cp\u003eThe 50 mm Double Plain Bearing Block is designed for medium-sized boats for numerous applications. It features an acetal sheave, stainless steel strap for increased safety and stiff glass fibre reinforced composite cheeks to prevent lines from wedging. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 650 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1300 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 12 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634819068237,"sku":"405-001-05R","price":753.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_5ed46aff-9906-4fd9-a403-63ea18e8c725.jpg?v=1761137743"},{"product_id":"50-mm-plain-bearing-block-double-swivel-becket","title":"50 mm Plain Bearing Block - Double, Swivel, Becket","description":"\u003cp\u003eThe 50 mm Double Becket Plain Bearing Block is designed for medium-sized boats for numerous applications. It features an acetal sheave, stainless steel strap for increased safety and stiff glass fibre reinforced composite cheeks to prevent lines from wedging. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 650 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1300 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 12 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634819297613,"sku":"405-001-06R","price":822.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_8842415d-d312-4543-a2e2-321bfd49c862.jpg?v=1761137745"},{"product_id":"60-mm-plain-bearing-block-double-swivel","title":"60 mm Plain Bearing Block - Double, Swivel","description":"\u003cp\u003eThe 60 mm Plain Bearing Block - Double is ideal for heavy and static loads on larger boats. Made with high-quality materials for top performance in all conditions.\u003c\/p\u003e\u003cp\u003eIt features a stainless steel strap for safety and longevity and glass fiber reinforced composite cheeks to prevent jamming. \u003c\/p\u003e\u003cp\u003eSwiveling shaft for the shackle.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634840301901,"sku":"406-001-05R","price":1061.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_e332dde4-65e4-42ed-85e8-5fc4bd9415f9.jpg?v=1761137827"},{"product_id":"60-mm-plain-bearing-block-double-swivel-becket","title":"60 mm Plain Bearing Block - Double, Swivel, Becket","description":"\u003cp\u003eThe PBB60 Double\/Becket block is a 60mm plain bearing block with a swivel and becket with detachable pin for a spliced eye. \u003c\/p\u003e\u003cp\u003eMade with glass fiber reinforced polyamide cheeks and a stainless steel strap for strength and durability. Ideal for static applications on medium sized boats. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634840367437,"sku":"406-001-06R","price":1128.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_e37ff609-8bbb-4f2d-91cd-b592a2dbeb5b.jpg?v=1761137830"},{"product_id":"60-mm-plain-bearing-block-double-cheek-quick-lock-anti-clockwise","title":"60 mm Plain Bearing Block - Double, Cheek, Quick-Lock, Anti-clockwise","description":"\u003cp\u003eThe 60 mm Double Cheek Plain Bearing Block with Quick-Lock is designed to lead lines to winches and allow for them to be temporarily locked with spring-loaded locking arms. 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Another typical application is to secure inactive spinnaker sheets \/ guys to prevent them to become unreeved. \u003c\/p\u003e\u003cp\u003eThe locking arms are spring-loaded to prevent accidential locking. \u003c\/p\u003e\u003cp\u003e406-001-19R rotates anti-clockwise when tensioning the line.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,double,quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek double quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: PBB60 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper breaking load\u003c\/b\u003e: 10.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper safe working load\u003c\/b\u003e: 5.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 3xM6 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634842628429,"sku":"406-001-19R","price":2021.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_6994003e-9c39-451a-b589-513217469ffc.jpg?v=1761137871"},{"product_id":"60-mm-plain-bearing-block-double-cheek","title":"60 mm Plain Bearing Block - Double, Cheek","description":"\u003cp\u003eThe PBB60 Double Cheek Block is a deck-mounted block suitable for line routing over deck on medium sized boats. It features glass fiber reinforced polyamide sides, stainless steel straps and a simple deck installation with 3 M6 screws. With a 60 mm sheave diameter, it can handle heavy loads up to 1000 kg on the lower sheave and 500 kg on the upper sheave. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,double,quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: PBB60 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper breaking load\u003c\/b\u003e: 10.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper safe working load\u003c\/b\u003e: 5.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 3xM6 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634845315405,"sku":"406-001-20R","price":1435.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_e15ceb36-ad4f-4bec-b8f4-eb687e232494.jpg?v=1761137880"},{"product_id":"60-mm-plain-bearing-block-double-cheek-quick-lock-clockwise","title":"60 mm Plain Bearing Block - Double, Cheek, Quick-Lock, Clockwise","description":"\u003cp\u003eThe 60 mm Double Cheek Plain Bearing Block with Quick-Lock is designed to lead lines to winches and allow for them to be temporarily locked with spring-loaded locking arms. This way, the winch can be used for other purposes. Another typical application is to secure inactive spinnaker sheets \/ guys to prevent them to become unreeved. \u003c\/p\u003e\u003cp\u003eThe locking arms are spring-loaded to prevent accidential locking. \u003c\/p\u003e\u003cp\u003e406-001-22R rotates clockwise when tensioning the line.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,double,quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek double quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper breaking load\u003c\/b\u003e: 10.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper safe working load\u003c\/b\u003e: 5.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 3xM6 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634845675853,"sku":"406-001-22R","price":2021.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_cf44ed2b-83dc-49b7-b816-22a037f8b0cf.jpg?v=1761137889"},{"product_id":"60-mm-roller-bearing-block-double-swivel","title":"60 mm Roller Bearing Block - Double, Swivel","description":"\u003cp\u003eThe RBB60 Double Roller Bearing Block is designed for high load, dynamic applications. Made with top quality materials like machined black anodised aluminium and Torlon® roller bearings, it ensures durability and performance under all conditions. \u003c\/p\u003e\u003cp\u003eThe marine grade stainless shaft is swiveling but can be fixed in 0° or 90° position with a set screw. It is hollow and chamfered to reduce weight and the shackle is optimized with a ø6 mm body and ø8 mm pin. All to reduce weight but maintain strength. Acetal thrust bearings stabilize the sheave when subjected to side loads.\u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and 406-201-05R is ideal for dynamic tackle applications and German sheeting.\u003cbr\u003eThe blocks respond instantly to maintain delicate trimming and smooth manoeuvres for the trimmer to endure driving the boat forward for longer periods of time. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 1500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 3000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 12 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634850263373,"sku":"406-201-05R","price":5633.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_eaef42ce-d7e2-4759-842c-77a4d0b7d58e.jpg?v=1761137918"},{"product_id":"60-mm-ball-bearing-block-double-swivel","title":"60 mm Ball Bearing Block - Double, Swivel","description":"\u003cp\u003eThe BBB60 Double Block features two 60 mm sheaves optimized for high dynamic loads.\u003c\/p\u003e\u003cp\u003eA plastic washer acts as a swivel lock between the block body and shackle, allowing the shackle to be fixed at either 0° or 90°.\u003c\/p\u003e\u003cp\u003eGlass fiber reinforced cheeks and Delrin ball bearings offer smooth, low-friction performance, making this block ideal for sheets and control lines.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 700 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1400 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634857177421,"sku":"406-601-05R","price":1280.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_f9060194-9070-46f9-a6e8-61fd5f14aced.jpg?v=1761138003"},{"product_id":"swivel-lock-bbb60-double-triple-mrb60","title":"Swivel lock for BBB60 and MRB60 Double\/Triple","description":"\u003cp\u003eSwivel lock washer for BBB60 and MRB60 Double\/Triple blocks. Locks a swiveling shaft for fixed 0° or 90° shackle position.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eDimension\u003c\/b\u003e: 30x22x10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystemMatch\u003c\/b\u003e: BBB60 (Double\/Triple) MRB60 (Triple) \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634864746829,"sku":"406-611R","price":83.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_a3941b11-a33f-4bb9-bdba-20db2514d055.jpg?v=1761138081"},{"product_id":"70-mm-plain-bearing-block-double-swivel","title":"70 mm Plain Bearing Block - Double, Swivel","description":"\u003cp\u003eThe 70 mm Plain Bearing Block - Double is ideal for heavy and static loads on larger boats. Made with high-quality materials for top performance in all conditions.\u003c\/p\u003e\u003cp\u003eIt features a stainless steel strap for safety and longevity and glass fiber reinforced composite cheeks to prevent jamming. \u003c\/p\u003e\u003cp\u003eSwiveling shaft for the shackle.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 1500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 3000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634865762637,"sku":"407-001-05R","price":1577.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_a82d7ee4-0dff-4456-8871-7d9f27f162c4.jpg?v=1761138071"},{"product_id":"80-mm-plain-bearing-block-double-swivel","title":"80 mm Plain Bearing Block - Double, Swivel","description":"\u003cp\u003eThe 80 mm Plain Bearing Block - Double is designed for heavy and static loads on larger boats. Made with high-quality materials for top performance in all conditions. Features include glass fibre reinforced sheaves with polymer bushings, stainless steel straps for safety and glass fiber reinforced composite cheeks to prevent jamming.\u003c\/p\u003e\u003cp\u003eThe swivelling shackle comes with ø8 mm body and ø10 mm pin to optimize strength and weight saving. \u003c\/p\u003e\u003cp\u003eIdeal for 4:1 tackles. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 4000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 16 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634867532109,"sku":"408-001-05R","price":2576.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_9d9e6299-cb8c-4dc8-8fc3-b9a21e41ca01.jpg?v=1761138105"},{"product_id":"80-mm-plain-bearing-block-double-swivel-becket","title":"80 mm Plain Bearing Block - Double, Swivel, Becket","description":"\u003cp\u003eThe 80 mm Plain Bearing Block - Double Becket is designed for heavy and static loads on larger boats. Made with high-quality materials for top performance in all conditions. Features include glass fibre reinforced sheaves with polymer bushings, stainless steel straps for safety, glass fiber reinforced composite cheeks to prevent jamming and a becket with detachable pin for a spliced eye.\u003c\/p\u003e\u003cp\u003eThe swivelling shackle comes with ø8 mm body and ø10 mm pin to optimize strength and weight saving. \u003c\/p\u003e\u003cp\u003eIdeal for 4:1 tackles. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 4000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 16 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634867564877,"sku":"408-001-06R","price":2686.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_de199693-6bb1-48a7-9fc0-125078272503.jpg?v=1761138107"},{"product_id":"80-mm-plain-bearing-block-double-cheek-quick-lock-anti-clockwise","title":"80 mm Plain Bearing Block - Double, Cheek, Quick-Lock, Anti-clockwise","description":"\u003cp\u003eThe 80 mm Double Cheek Plain Bearing Block with Quick-Lock is designed to lead lines to winches and allow for them to be temporarily locked with spring-loaded locking arms. This way, the winch can be used for other purposes. Another typical application is to secure inactive spinnaker sheets \/ guys to prevent them to become unreeved. \u003c\/p\u003e\u003cp\u003eThe locking arms are spring-loaded to prevent accidential locking. \u003c\/p\u003e\u003cp\u003e408-001-19R rotates anti-clockwise when tensioning the line.\u003c\/p\u003e\u003cp\u003eIt features glass fibre reinforced sheaves with polymer bushings, stainless steel strap for durability and glass fiber reinforced composite cheeks to prevent jamming. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,double,quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek double quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 4000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: PBB80 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 16 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper breaking load\u003c\/b\u003e: 10.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper safe working load\u003c\/b\u003e: 20.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 3xM8 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634868547917,"sku":"408-001-19R","price":3432.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_8de44b36-459d-404c-9dd1-393cf0a368d4.jpg?v=1761138130"},{"product_id":"80-mm-plain-bearing-block-cheek-double-flat-base","title":"80 mm Plain Bearing Block - Cheek, Double, Flat base","description":"\u003cp\u003eThe PBB80 Double Cheek Block is a deck-mounted block suitable for line routing over deck on medium sized boats. It features glass fibre reinforced sheave with polymer bushings, glass fiber reinforced polyamide sides, stainless steel straps and a simple deck installation with 3 M8 screws. With a 80 mm sheave diameter, it can handle heavy loads up to 2000 kg on the lower sheave and 1000 kg on the upper sheave. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,double,quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 4000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: PBB80 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 16 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper breaking load\u003c\/b\u003e: 20.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper safe working load\u003c\/b\u003e: 10.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 3xM8 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634868613453,"sku":"408-001-20R","price":2656.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_f90208b7-78a2-49f2-b9c6-f6bc7291f6d6.jpg?v=1761138125"},{"product_id":"80-mm-plain-bearing-block-double-cheek-quick-lock-clockwise","title":"80 mm Plain Bearing Block - Double, Cheek, Quick-Lock, Clockwise","description":"\u003cp\u003eThe 80 mm Double Cheek Plain Bearing Block with Quick-Lock is designed to lead lines to winches and allow for them to be temporarily locked with spring-loaded locking arms. This way, the winch can be used for other purposes. Another typical application is to secure inactive spinnaker sheets \/ guys to prevent them to become unreeved. \u003c\/p\u003e\u003cp\u003eThe locking arms are spring-loaded to prevent accidential locking. \u003c\/p\u003e\u003cp\u003e408-001-22R rotates clockwise when tensioning the line.\u003c\/p\u003e\u003cp\u003eIt features glass fibre reinforced sheaves with polymer bushings, stainless steel strap for durability and glass fiber reinforced composite cheeks to prevent jamming. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,double,quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek double quicklock \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 4000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 16 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper breaking load\u003c\/b\u003e: 20.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eUpper safe working load\u003c\/b\u003e: 10.00 \u003cem\u003ekN\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 3xM8 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634869236045,"sku":"408-001-22R","price":3432.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_ddedb10f-41f7-4fcb-8225-dd47de03449e.jpg?v=1761138145"},{"product_id":"80-mm-roller-bearing-block-double-swivel","title":"80 mm Roller Bearing Block - Double, Swivel","description":"\u003cp\u003eThe RBB80 Double Roller Bearing Block is designed for high load, dynamic applications. Made with top quality materials like machined black anodised aluminium and Torlon® roller bearings, it ensures durability and performance under all conditions. \u003c\/p\u003e\u003cp\u003eThe marine grade stainless shaft is swiveling but can be fixed in 0° or 90° position with a set screw. It is hollow and chamfered to reduce weight and the shackle is optimized with a ø8 mm body and ø10 mm pin. All to reduce weight but maintain strength. Acetal thrust bearings stabilize the sheave when subjected to side loads.\u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and 408-201-05R is ideal for dynamic tackle applications and German sheeting.\u003cbr\u003eThe blocks respond instantly to maintain delicate trimming and smooth manoeuvres for the trimmer to endure driving the boat forward for longer periods of time. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 5000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634874249549,"sku":"408-201-05R","price":10676.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_1ac9b23c-6150-4db1-85f2-4ce88a32a129.jpg?v=1761138174"},{"product_id":"100-mm-plain-bearing-block-double-swivel","title":"100 mm Plain Bearing Block - Double, Swivel","description":"\u003cp\u003eThe 100mm Plain Bearing Block - Double is designed for up to 4 ton working load.\u003c\/p\u003e\u003cp\u003eThe block features plain bearings with polymer bushings and four axial Delrin®\u003cbr\u003ethrust bearings to stabilize the sheave when the rope enters or exits the block with\u003cbr\u003ean angle. Machined, black anodised aluminium sheave and cheeks. All stainless parts are insulated from aluminium to prevent corrosion.\u003c\/p\u003e\u003cp\u003eThe marine grade stainless shaft is swiveling but can be fixed in 0° or 90° position with a set screw.\u003c\/p\u003e\u003cp\u003eThe blocks are quick and easy to dismantle for maintenance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 4000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 8000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 20 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634875199821,"sku":"410-001-04R","price":8095.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_fddce9a1-13a3-4d44-8687-8bc1a069ade8.jpg?v=1761138192"},{"product_id":"100-mm-plain-bearing-block-cheek-double-flat-base","title":"100 mm Plain Bearing Block - Cheek, Double, Flat base","description":"\u003cp\u003eThe 100mm Plain Bearing Double Cheek Block is designed for up to 4 ton working load on the lower sheave and 2 ton on the upper.\u003c\/p\u003e\u003cp\u003eThe block features plain bearings with polymer bushings and four axial Delrin®\u003cbr\u003ethrust bearings to stabilize the sheave when the rope enters or exits the block with\u003cbr\u003ean angle. Machined, black anodised aluminium sheave and cheeks. All stainless parts are insulated from aluminium to prevent corrosion.\u003c\/p\u003e\u003cp\u003eThis is the ideal block for guiding sheets to a winch. Easy to maintain and install on deck with 3 x M10 screws. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek double \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 4000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: PBB100 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 20 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMounting\u003c\/b\u003e: 3xM10 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634875986253,"sku":"410-001-16R","price":6642.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_272350d5-f380-4661-94ec-d53b9fa798d1.jpg?v=1761138208"}],"url":"https:\/\/shop.seldenmast.com\/collections\/blocks-double.oembed","provider":"Seldén Yacht Store SE","version":"1.0","type":"link"}