{"title":"60 mm Ball Bearing Blocks (BBB 60)","description":"\u003cp\u003eThese blocks are available both with ball bearings in Delrin as well as stainless steel. The Derlin version is a low weight alternative for moderate loads, wheras the \"Heavy Duty\" version is capable of handling higher loads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTECHNICAL FEATURES BBB 60\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eØ5 mm Derlin ball bearings and Ø60 mm Acetal sheave.\u003c\/li\u003e\n\u003cli\u003eCheeks made of glass fibre reinforced composite.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTECHNICAL FEATURES BBB 60 HD (HEAVY DUTY)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eØ5 mm stainless ball bearings and Ø60 mm Acetal sheave.\u003c\/li\u003e\n\u003cli\u003eStainless steel ball bearing races\u003c\/li\u003e\n\u003cli\u003eAcetal bearing cages to prevent ball-to-ball friction and to reduce weight.\u003c\/li\u003e\n\u003cli\u003eCheeks made of glass fibre reinforced composite.\u003c\/li\u003e\n\u003cli\u003eAn insert washer between the block and the shackle is used to locate the shackle at 0° or 90°.  When removed the shackle spins freely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.seldenmast.com\/products\/deck-hardware\/#bm_blocks\" target=\"_blank\" rel=\"noopener\"\u003eLearn more about Seldén Ball Bearing Blocks\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"stand-up-spring-o36-5-26x70-stainless-for-pbb50-bbb60-mrb60","title":"Stand-up spring ø36.5-26x70 Stainless - For PBB50, BBB60, MRB60","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: 37 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eHeight\u003c\/b\u003e: 70 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMatch with\u003c\/b\u003e: PBB 50 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634763854157,"sku":"308-074R","price":158.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_7f54e2aa-59e4-4f98-b756-524e033a48c5.jpg?v=1761137179"},{"product_id":"60-mm-ball-bearing-block-single-swivel","title":"60 mm Ball Bearing Block - Single, Swivel","description":"\u003cp\u003eThe BBB60 Single Swivel Block is a 60 mm ball bearing block with a swiveling shaft. A plastic washer, acting as a swivel lock, is placed between the block body and the shackle to lock the shackle at either 0° or 90°.\u003c\/p\u003e\u003cp\u003eThe block features Delrin ball bearings for smooth rotation and glass fiber reinforced cheeks for strength. Ideal for use with mainsail, genoa, and spinnaker sheets, or control lines, in both static and dynamic load applications.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 350 \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":52634856915277,"sku":"406-601-01R","price":566.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_905cebdd-e08e-4c48-96df-df530f000361.jpg?v=1761138004"},{"product_id":"60-mm-ball-bearing-block-single-swivel-becket","title":"60 mm Ball Bearing Block - Single, Swivel, Becket","description":"\u003cp\u003eThe BBB60 Single Becket Block is a versatile 60 mm ball bearing block with a swiveling shaft and a becket for additional rigging options. The swivel lock is created by a plastic washer positioned between the block body and the shackle, allowing the shackle to be fixed at either 0° or 90°.\u003c\/p\u003e\u003cp\u003eWith Delrin ball bearings and glass fiber reinforced cheeks, this block offers smooth operation and high strength, making it ideal for mainsail and control line applications.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 350 \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":52634856980813,"sku":"406-601-02R","price":608.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_fb2a4f84-8e91-4293-9337-9c57132e6d9a.jpg?v=1761138009"},{"product_id":"60-mm-ball-bearing-block-single-swivel-cam","title":"60 mm Ball Bearing Block - Single, Swivel, Cam","description":"\u003cp\u003eThe BBB60 Single Swivel Cam Block is a 60 mm ball bearing block with an integrated 38 mm composite cam cleat for quick adjustments and control. The cam cleat arm can be set to a variety of angles.\u003c\/p\u003e\u003cp\u003eThe block is designed with a plastic washer acting as a swivel lock, enabling the shackle to be fixed in either 0° or 90°.\u003c\/p\u003e\u003cp\u003eDelrin ball bearings reduce friction, while glass fiber reinforced cheeks enhance durability. This block is ideal for mainsail, control lines and trim applications where low friction and quick response are needed.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 120 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 240 \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":52634857046349,"sku":"406-601-03R","price":1515.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_4d67b22d-968b-4613-955a-ab1a8af65a8a.jpg?v=1761138007"},{"product_id":"60-mm-ball-bearing-block-single-swivel-becket-cam","title":"60 mm Ball Bearing Block - Single. Swivel, Becket, Cam","description":"\u003cp\u003eThe BBB60 Single Becket Swivel Cam Block is a 60 mm ball bearing block with an integrated 38 mm composite cam cleat for quick adjustments and control. The cam cleat arm can be set to a variety of angles.\u003c\/p\u003e\u003cp\u003eThe block is designed with a plastic washer acting as a swivel lock, enabling the shackle to be fixed in either 0° or 90°.\u003c\/p\u003e\u003cp\u003eDelrin ball bearings and glass fiber reinforced cheeks ensure durability and low friction, making this block ideal for heavy load applications such as mainsail and control lines in dynamic environments. This block is ideal for mainsail, control lines and trim applications where low friction and quick response are needed.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 240 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 480 \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":52634857111885,"sku":"406-601-04R","price":1556.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_43986c7b-f26f-4fa2-a0cb-d1f45dfc5c84.jpg?v=1761138011"},{"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":"60-mm-ball-bearing-block-triple-swivel","title":"60 mm Ball Bearing Block - Triple, Swivel","description":"\u003cp\u003eThe BBB60 Triple Block is designed for high-load applications, with three 60 mm sheaves distributing load evenly. The block features a plastic washer acting as a swivel lock, allowing the shackle to be fixed at either 0° or 90°.\u003c\/p\u003e\u003cp\u003eGlass fiber reinforced cheeks and Delrin ball bearings provide smooth, low-friction performance, making this block ideal for dynamic tackle applications. \u003c\/p\u003e\u003cp\u003e \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: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634857865549,"sku":"406-601-06R","price":1881.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_9c1c70ae-32f0-4249-acd6-2400a1615564.jpg?v=1761138022"},{"product_id":"60-mm-ball-bearing-block-triple-swivel-becket","title":"60 mm Ball Bearing Block - Triple, Swivel, Becket","description":"\u003cp\u003eThe BBB60 Triple Becket Block features three 60 mm sheaves with a becket for additional rigging options. The block includes a plastic washer as a swivel lock, allowing the shackle to be fixed at 0° or 90°.\u003c\/p\u003e\u003cp\u003eDelrin ball bearings reduce friction, while glass fiber reinforced cheeks enhance durability. This block is ideal for dynamic tackle applications. \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: 10 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634857931085,"sku":"406-601-07R","price":1921.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_653e1c83-117a-4603-8a80-292239457b62.jpg?v=1761138026"},{"product_id":"60-mm-ball-bearing-block-triple-swivel-cam","title":"60 mm Ball Bearing Block - Triple, Swivel, Cam","description":"\u003cp\u003eThe BBB60 Triple Swivel Cam Block is a 60 mm ball bearing block with an integrated 38 mm composite cam cleat for quick adjustments and control. The cam cleat arm can be set to a variety of angles. The eye at the top of the cam cleat arm can be used as \"dead-end\" for a cascade.\u003c\/p\u003e\u003cp\u003eThe block is designed with a plastic washer acting as a swivel lock, enabling the shackle to be fixed in either 0° or 90°.\u003c\/p\u003e\u003cp\u003eDelrin ball bearings and glass fiber reinforced cheeks ensure durability and low friction, making this block ideal for dynamic tackle applications. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 600 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1200 \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":52634857996621,"sku":"406-601-08R","price":2882.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_95eadef7-ae07-471e-b774-193ce520ad30.jpg?v=1761138024"},{"product_id":"60-mm-ball-bearing-block-triple-swivel-becket-cam","title":"60 mm Ball Bearing Block - Triple, Swivel, Becket, Cam","description":"\u003cp\u003eThe BBB60 Triple Becket Cam Block combines three 60 mm sheaves, a becket, and an integrated 38 mm composite cam cleat for superior line control. The cam cleat arm can be set to a variety of angles. \u003c\/p\u003e\u003cp\u003eThe block features a plastic washer acting as a swivel lock, allowing the shackle to be fixed at either 0° or 90°.\u003c\/p\u003e\u003cp\u003eGlass fiber reinforced cheeks and Delrin ball bearings ensure smooth operation under heavy dynamic loads.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 720 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1440 \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":52634858062157,"sku":"406-601-09R","price":2923.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_5d903456-0136-454b-8c13-0632f6280d7c.jpg?v=1761138028"},{"product_id":"60-mm-ball-bearing-block-fiddle-swivel","title":"60 mm Ball Bearing Block - Fiddle, Swivel","description":"\u003cp\u003eThe BBB60 Fiddle Block features a large 60 mm primary sheave and a smaller secondary sheave, perfect for use in purchase systems.\u003c\/p\u003e\u003cp\u003eA plastic washer acts as a swivel lock, allowing the shackle to be fixed at 0° or 90°. \u003c\/p\u003e\u003cp\u003eGlass fiber reinforced cheeks and Delrin ball bearings ensure low friction and high durability under dynamic loads. Ideal for mainsail and spinnaker sheets on medium to large boats.\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":52634858160461,"sku":"406-601-10R","price":842.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_76417af8-a30e-477e-bbef-64defafff020.jpg?v=1761138019"},{"product_id":"60-mm-ball-bearing-block-fiddle-swivel-becket","title":"60 mm Ball Bearing Block - Fiddle, Swivel, Becket","description":"\u003cp\u003eThe BBB60 Fiddle Becket Block combines a large and small sheave along with a becket for added rigging flexibility.\u003c\/p\u003e\u003cp\u003eA plastic washer acts as a swivel lock, allowing the shackle to be fixed at 0° or 90°.\u003c\/p\u003e\u003cp\u003eDelrin ball bearings reduce friction, while glass fiber reinforced cheeks enhance durability. Ideal for complex rigging systems such as mainsail sheets or control lines in dynamic sailing environments.\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":52634858684749,"sku":"406-601-11R","price":862.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_f16815f0-cbe2-405b-8358-85ed9b42dcb4.jpg?v=1761138041"},{"product_id":"60-mm-ball-bearing-block-fiddle-swivel-cam","title":"60 mm Ball Bearing Block - Fiddle, Swivel, Cam","description":"\u003cp\u003eThe BBB60 Fiddle Cam Block features a large 60 mm primary sheave, a smaller secondary sheave and an integrated 38 mm composite cam cleat for efficient line handling. The cam cleat arm can be set to a variety of angles.\u003c\/p\u003e\u003cp\u003eA plastic washer acts as a swivel lock, allowing the shackle to be locked at 0° or 90°.\u003c\/p\u003e\u003cp\u003eThis block is constructed with glass fiber reinforced cheeks for strength and Delrin ball bearings for reduced friction. It is ideal for tackles where ease of adjustment and smooth operation are critical.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 360 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 720 \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":52634858750285,"sku":"406-601-12R","price":1708.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_fbbcdece-a58b-48f1-88b4-9d063a59a1fe.jpg?v=1761138039"},{"product_id":"60-mm-ball-bearing-block-fiddle-swivel-becket-cam","title":"60 mm Ball Bearing Block - Fiddle, Swivel, Becket, Cam","description":"\u003cp\u003eThe BBB60 Fiddle Becket Cam Block is designed for versatile rigging solutions. It features a large 60 mm primary sheave, a smaller secondary sheave, a becket and an integrated 38 mm composite cam cleat. The cam cleat arm can be set to a variety of angles.\u003c\/p\u003e\u003cp\u003eA plastic washer acts as a swivel lock, securing the shackle at either 0° or 90°.\u003c\/p\u003e\u003cp\u003eThe block's glass fiber reinforced cheeks provide high strength, while the Delrin ball bearings ensure smooth, low-friction performance under dynamic loads. \u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 480 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 960 \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":52634858815821,"sku":"406-601-13R","price":1750.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_e87696f3-5986-467a-a134-faa729fe0836.jpg?v=1761138043"},{"product_id":"60-mm-ball-bearing-block-single-tie-on","title":"60 mm Ball Bearing Block - Single, Tie-On","description":"\u003cp\u003eThe BBB60 Tie-On Block offers a lightweight and flexible rigging option with a 60 mm sheave and Delrin ball bearings for reduced friction. Designed to be tied directly onto a rigging point, it eliminates the need for a shackle.\u003c\/p\u003e\u003cp\u003eGlass fiber reinforced cheeks provide strength and durability, making it ideal for use in mainsail, genoa, and spinnaker sheet systems.\u003c\/p\u003e\u003cp\u003ePerfect for applications requiring high articulation and lightweight performance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 350 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 700 \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":52634858881357,"sku":"406-601-14R","price":437.5,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_81d5f3c0-9580-4f28-8b75-2788c2d0d35b.jpg?v=1761138045"},{"product_id":"60-mm-ball-bearing-block-cheek-flat-base","title":"60 mm Ball Bearing Block - Cheek, Flat base","description":"\u003cp\u003eThe BBB60 Cheek Block features a flat base for easy mounting on deck or bulkheads. The 60 mm sheave is optimized for both static and dynamic loads, with Delrin ball bearings providing smooth, low-friction operation.\u003c\/p\u003e\u003cp\u003eGlass fiber reinforced cheeks enhance strength and durability, making this block ideal for leading line over deck on keelboats.\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: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 350 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystem\u003c\/b\u003e: BBB60 \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eMax line size\u003c\/b\u003e: 10 \u003cem\u003emm\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":52634858946893,"sku":"406-601-15R","price":403.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_28151ed2-1a7e-4156-ae79-5f1551ae7905.jpg?v=1761138037"},{"product_id":"60-mm-ball-bearing-block-single-swivel-heavy-duty","title":"60 mm Ball Bearing Block - Single, Swivel, Heavy Duty","description":"\u003cp\u003eThe BBB60 Single Heavy Duty Block is built to handle high dynamic loads with ease. The block features stainless steel ball bearings for strength and smooth rotation and a  ø60 mm polymer sheave and glass fiber reinforced polyamide cheeks. Acetal bearing cage to prevent ball-to-ball friction and to reduce weight. The center hole can be used as a becket.\u003c\/p\u003e\u003cp\u003eA plastic washer acts as a swivel lock, fixing the shackle at 0° or 90°.\u003c\/p\u003e\u003cp\u003eIdeal 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":52634860388685,"sku":"406-601-51R","price":715.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_73312688-1d7e-49e1-ac51-4dd3fff243ed.jpg?v=1761138056"},{"product_id":"60-mm-ball-bearing-block-single-swivel-becket-heavy-duty","title":"60 mm Ball Bearing Block - Single, Swivel, Becket, Heavy Duty","description":"\u003cp\u003eThe BBB60 Single Becket Heavy Duty Block is designed for heavy load applications. The 60 mm sheave is supported by stainless steel ball bearings and stainless ballbearing races, reducing friction and enhancing durability. Acetal bearing cages to prevent ball-to-ball friction and to reduce weight. \u003c\/p\u003e\u003cp\u003eThe block includes a becket for rigging versatility and a plastic washer serving as a swivel lock, allowing the shackle to be locked at 0° or 90°. The glass fiber reinforced cheeks offer added strength, making this block ideal for control line applications on larger keelboats.\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":52634860454221,"sku":"406-601-52R","price":766.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_b408a852-8c3c-4425-bc0a-22c61e00e8bd.jpg?v=1761138058"},{"product_id":"60-mm-ball-bearing-block-single-tie-on-heavy-duty","title":"60 mm Ball Bearing Block - Single, Tie-On, Heavy Duty","description":"\u003cp\u003eThe BBB60 Tie-On Heavy Duty Block offers maximum flexibility and strength for rigging systems. \u003c\/p\u003e\u003cp\u003eThe 60 mm sheave is supported by stainless steel ball bearings and stainless ballbearing races, reducing friction and enhancing durability. Acetal bearing cages to prevent ball-to-ball friction and to reduce weight. \u003c\/p\u003e\u003cp\u003eThe glass fiber reinforced cheeks ensure long-term durability and resistance to wear. This block is ideal for dynamic use, offering tie-on convenience without the need for shackles.\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":52634860486989,"sku":"406-601-64R","price":608.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_018ff157-7a50-48dd-b730-9f3e26e4199b.jpg?v=1761138060"},{"product_id":"60-mm-ball-bearing-block-cheek-flat-base-heavy-duty","title":"60 mm Ball Bearing Block - Cheek, Flat base, Heavy Duty","description":"\u003cp\u003eThe BBB60 Heavy Duty Cheek Block is engineered for static and dynamic load applications in high-stress environments. Featuring a 60 mm sheave and stainless steel ball bearings, it offers smooth, low-friction operation under high loads. Acetal bearing cages to prevent ball-to-ball friction and to reduce weight.\u003c\/p\u003e\u003cp\u003eThe flat base allows for easy installation on deck or coamings, while the glass fiber reinforced cheeks enhance strength and rigidity.\u003c\/p\u003e\u003cp\u003eGlass fiber reinforced cheeks enhance strength and durability, making this block ideal for leading line over deck on larger keelboats.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cb\u003eBreaking Load\u003c\/b\u003e: 1000 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSafe working Load\u003c\/b\u003e: 500 \u003cem\u003ekg\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634860585293,"sku":"406-601-65R","price":576.25,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_ed74f3bb-79cd-49ab-a88f-b47f780bd388.jpg?v=1761138054"},{"product_id":"swivel-lock-bbb60-mrb60","title":"Swivel lock for BBB60 and MRB60 single and fiddle blocks","description":"\u003cp\u003eSwivel lock washer for BBB60 and MRB60 single- and fiddle blocks. Locks a swiveling shaft for fixed 0° or 90° shackle position.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eDimension\u003c\/b\u003e: 33x19x6 \u003cem\u003emm\u003c\/em\u003e\u003cbr\u003e\u003cb\u003eSystemMatch\u003c\/b\u003e: BBB60\/MRB60 (Single\/Fiddle)  \u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Selden Mast AB","offers":[{"title":"Default Title","offer_id":52634860650829,"sku":"406-610R","price":83.75,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/5701\/8445\/files\/index_ef96678d-41b8-4954-b05c-94d5544c3d5f.jpg?v=1761138065"},{"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"}],"url":"https:\/\/shop.seldenmast.com\/collections\/blocks-bbb60.oembed","provider":"Seldén Yacht Store SE","version":"1.0","type":"link"}