{"title":"80 mm Roller Bearing Blocks (RBB 80)","description":"\u003cul\u003e\n\u003cli\u003eDesigned for high load, dynamic applications.\u003c\/li\u003e\n\u003cli\u003eMachined, black anodised aluminium cheeks and Torlon® roller bearings.\u003c\/li\u003e\n\u003cli\u003ePA washer insulates stainless from aluminium to  prevent corrosion.\u003c\/li\u003e\n\u003cli\u003eThe shackle features a Ø 8 mm body and Ø 10 mm pin, a strong and lightweight combination.\u003c\/li\u003e\n\u003cli\u003eThe swivel pin is hollow and chamfered to reduce  weight.\u003c\/li\u003e\n\u003cli\u003eAcetal ball bearing stabilize the sheave when  subjected to side loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/www.seldenmast.com\/products\/deck-hardware\/#bm_blocks\" target=\"_blank\" rel=\"noopener\"\u003eLearn more about Seldén Roller Bearing Blocks\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"stand-up-spring-o60x100-stainless-for-pbb80-rbb80","title":"Stand-up spring Ø60X100 Stainless - For PBB80, RBB80","description":"\u003cp\u003eWhen supported by a standup spring, a deck mounted block is always ready for action.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eWidth\u003c\/b\u003e: 60 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eHeight\u003c\/b\u003e: 100 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMatch with\u003c\/b\u003e: PBB 80,RBB 80 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634764378445,"sku":"308-093R","price":286.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_5be643c9-4766-42be-b149-a36d4acbb8b5.jpg?v=1761137198"},{"product_id":"snap-shackle-adaptor-pbb80-rbb80-cx25-gx25","title":"Snap shackle Adaptor - PBB80, RBB80, CX25, GX25","description":"\u003cp\u003eSnap shackle adaptor for PBB80, RBB80 block and downwind furlers CX25 and GX25.\u003c\/p\u003e\u003cp\u003eA brilliant solution for any application you want to attach and remove quickly, for example runners and check stays. Just replace the standard shackle with a snap shackle.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSWL\u003c\/b\u003e: 2500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBRL\u003c\/b\u003e: 5000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eØPin\u003c\/b\u003e: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eW \u003c\/b\u003e: 18 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eL \u003c\/b\u003e: 7 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eWidth\u003c\/b\u003e: 54 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eHeight\u003c\/b\u003e: 81 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eØA\u003c\/b\u003e: 22 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634869432653,"sku":"408-040-01R","price":996.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_c6d562a6-705d-45ad-9a86-ad36368503c6.jpg?v=1761138146"},{"product_id":"80-mm-roller-bearing-block-single-swivel","title":"80 mm Roller Bearing Block - Single, Swivel","description":"\u003cp\u003eThe RBB80 Single 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 unrivalled in terms of low friction 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":52634870219085,"sku":"408-201-01R","price":6756.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_698d65ae-1e7d-46df-912e-5d8d003d2a2b.jpg?v=1761138160"},{"product_id":"80-mm-roller-bearing-block-single-swivel-becket","title":"80 mm Roller Bearing Block - Single, Swivel, Becket","description":"\u003cp\u003eThe RBB80 Single Becket 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. The becket shaft is ø8 x 18 mm and fixed with M5 screws.\u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and unrivalled in terms of low friction 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":52634870284621,"sku":"408-201-02R","price":7083.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_d97a9186-ac67-4beb-a708-5c250a6eef99.jpg?v=1761138164"},{"product_id":"80-mm-roller-bearing-block-single-halyard-permanent-backstay","title":"80 mm Roller Bearing Block - Single, Halyard, permanent backstay","description":"\u003cp\u003eThe RBB80 Single Backstay Roller Bearing Block is ideal for backstays (permanent backstays) as the top block in a cascade system or for a 2:1 main halyard arrangement. 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\u003eAcetal thrust bearings stabilize the sheave when subjected to side loads. \u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and unrivalled in terms of low friction 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":52634870350157,"sku":"408-201-03R","price":6212.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_63579129-3d82-49fb-8e31-4ca76983193c.jpg?v=1761138162"},{"product_id":"80-mm-roller-bearing-block-single-stand-up","title":"80 mm Roller Bearing Block - Single, Stand Up","description":"\u003cp\u003eThe RBB80 Single Stand-Up Block is designed for heavy-duty, high-load applications. Featuring a 80 mm sheave, the block is made from machined black anodized aluminium with Torlon® roller bearings for maximum performance under load.\u003c\/p\u003e\u003cp\u003eThe stainless stand-up base and spring ensures optimal positioning and polymer thrust bearings provide resistance to side loads. A polymer washer insulates stainless steel from aluminium to prevent corrosion. \u003c\/p\u003e\u003cp\u003eIdeal for spinnaker sheets, halyards and backstay control in applications where stability and quick adjustments are key.\u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and unrivalled in terms of low friction for the trimmer to endure driving the boat forward for longer periods of time. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: stand up,single \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 5000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: RBB80 \u003cem\u003e\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":52634874184013,"sku":"408-201-04R","price":9625.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_7a928afa-12ff-4fff-88de-080c0b9e68ed.jpg?v=1761138178"},{"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":"80-mm-roller-bearing-block-single-swivel-becket-stand-up","title":"80 mm Roller Bearing Block - Single, Swivel, Becket, Stand Up","description":"\u003cp\u003eThe RBB80 Single Stand-Up Becket Block is designed for heavy-duty, high-load applications. Featuring a 80 mm sheave, the block is made from machined black anodized aluminium with Torlon® roller bearings for maximum performance under load.\u003c\/p\u003e\u003cp\u003eThe stainless stand-up base and spring ensures optimal positioning and polymer thrust bearings provide resistance to side loads. A polymer washer insulates stainless steel from aluminium to prevent corrosion. \u003c\/p\u003e\u003cp\u003eIdeal for spinnaker sheets, barber haulers and backstay control in applications where stability and quick adjustments are key.\u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and unrivalled in terms of low friction for the trimmer to endure driving the boat forward for longer periods of time. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: standup,single becket \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: standup, single becket \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 5000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: RBB80 \u003cem\u003e\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":52634874282317,"sku":"408-201-06R","price":9812.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_85b2d8b5-899e-4a32-9eef-6bdbd108575a.jpg?v=1761138175"},{"product_id":"80-mm-roller-bearing-block-cheek-flat-base","title":"80 mm Roller Bearing Block - Cheek, Flat base","description":"\u003cp\u003eThe RBB80 Cheek Block with M8 mount is a high-load roller bearing block designed for fixed installations. Made from black anodized aluminium and featuring Torlon® roller bearings, it offers durability and performance under dynamic loads.\u003c\/p\u003e\u003cp\u003ePolymer thrust bearings help resist side loads, while a polymer washer insulates stainless steel components from aluminium, preventing corrosion.\u003c\/p\u003e\u003cp\u003eIdeal for halyards, control lines and spinnaker sheets in applications where fixed mounting is required.\u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and unrivalled in terms of low friction for the trimmer to endure driving the boat forward for longer periods of time. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBlockType\u003c\/b\u003e: cheek,single \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSubType\u003c\/b\u003e: cheek single \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 5000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 2500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: RBB80 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 14 \u003cem\u003emm\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":52634874347853,"sku":"408-201-07R","price":5131.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_555c0729-af65-4ede-b34e-52188948707e.jpg?v=1761138172"},{"product_id":"80-mm-roller-bearing-block-single-soft-attachment","title":"80 mm Roller Bearing Block - Single, Soft attachment","description":"\u003cp\u003eThe RBB80 Single Roller Bearing Block is built for extreme loads and dynamic applications, featuring a large 80 mm sheave. Made from machined black anodized aluminium and equipped with Torlon® roller bearings, this block provides superior strength and smooth operation.Polymer thrust bearings resist side loads, and a polymer washer insulates stainless from aluminium to prevent corrosion. \u003c\/p\u003e\u003cp\u003eThe block is made for Soft-attachment applications which means a lashing, preferably in Dyneema, that makes for a tight, non-rattling and noiceless installation. Ideal for German sheeting (gooseneck blocks), top block in a backstay cascade and more.\u003c\/p\u003e\u003cp\u003eSeldén Roller Bearing Blocks (RBB) is our performance range and ideal for spinnaker trim, backstays, halyards and German sheeting.\u003c\/p\u003e\u003cp\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":52634874413389,"sku":"408-201-32R","price":5106.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_c00f1512-defe-4c9b-9858-b5e0d329ba6e.jpg?v=1761138184"}],"url":"https:\/\/shop.seldenmast.com\/collections\/blocks-rbb80.oembed","provider":"Seldén Yacht Store SE","version":"1.0","type":"link"}