{"title":"60mm Dynamic Blocks","description":"\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eAllen 60mm dynamic blocks offer low friction performance in a lightweight body. This range is ideal for fast-running control lines and sheets on keelboats, as well as more demanding applications such as backstay purchase systems. Also, a great choice for high-performance catamarans. Available with a wide range of accessories and features.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"a2060-single","title":"60mm Single Dynamic Block","description":"\u003cp\u003e60mm Dynamic Single Block.\u003c\/p\u003e\n\u003cp\u003eDesigned for use on Keelboats and Catamarans for a range of applications from jib sheet to mainsheet systems and everything in between.\u003c\/p\u003e\n\u003cp\u003eThe single block features a swivel lock, located at the head of the block. Simply turn the locking screw to either lock the swivel in 90-degree orientations or unlock for complete free spinning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBearings: \u003c\/strong\u003eDynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems, which run on a plastic rail.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBecket:\u003c\/strong\u003e A large central hole not only reduces the overall weight of the block but also offers a rope-friendly attachment, perfect as a tie-off point when being used in a cascade system.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196761022839,"sku":"A2060","price":55.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2060-2-2.jpg?v=1781800484"},{"product_id":"a2060c-single-cheek-block","title":"60mm Single Dynamic Block - Cheek","description":"\u003cp\u003e60mm Dynamic Single Cheek Block.\u003c\/p\u003e\n\u003cp\u003eThe A2060C is a high-performance ball bearing block, designed to eliminate friction and allow rope to run at high speeds. \u003c\/p\u003e\n\u003cp\u003eIdeal for use on Keelboats and Catamarans as a turning or leading block for most systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCheek Mounting:\u003c\/strong\u003e The A2060C comes with a cheek adaptor to allow mounting of our A2050 block to a flat surface. The adaptor allows for three fixings to be used to ensure a strong and reliable fitting to any surface. The chamfered shape of the cheek adaptor limits the chances of snagging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBearings:\u003c\/strong\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This offers superior load-carrying ability and longevity compared to other bearing systems available on the market.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196761121143,"sku":"A2060C","price":61.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2060C20resized.jpg?v=1781800485"},{"product_id":"single-tii-on","title":"60mm Single Dynamic Block - Tii-On","description":"\u003cp\u003e60mm Single Tii-On Block.\u003c\/p\u003e\n\u003cp\u003eOur Tii-On blocks feature a stainless-steel loop at the head of the block. This gives our Tii-On range maximum strength and reliability with minimal cheek separation when tied on and loaded up with a soft shackle. The stainless-steel head loop also ensures the block stays in the right orientation when being used.\u003c\/p\u003e\n\u003cp\u003eAvailable with or without a soft shackle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBecket: \u003c\/strong\u003eThe large central rivet not only reduces the overall weight but also offers a rope-friendly attachment, perfect as a tie-off point when being used in a cascade system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBearings: \u003c\/strong\u003eDynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This offers superior load-carrying ability and longevity compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitting Instructions:\u003c\/strong\u003e Tii-On blocks rely on the correct attachment method to give them maximum strength.\u003c\/p\u003e\n\u003cp\u003eWhen attaching a Tii-on block, you must feed the rope around the central axle and through the head of the block.\u003c\/p\u003e\n\u003cp\u003eWhen possible, Tii-on blocks should be attached with a crossed\/ through threaded line. (see pictures for example). This is very important, as it keeps the line load pulling the side cheeks together.\u003c\/p\u003e\n\u003cp\u003eWhen using a Tii-Shackle, when possible, cross the lines. Only use a non-crossed Tii-Shackle on low-load applications. See the picture above of the block attached to a lacing eye for an example of how to cross the Tii-Shackle.\u003c\/p\u003e\n\u003cp\u003eFor further fitting advice, please contact us.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"No","offer_id":57196761350519,"sku":"A2060Tii","price":55.1,"currency_code":"GBP","in_stock":true},{"title":"Yes","offer_id":57196761383287,"sku":"A2060Tii-SHACKLE","price":66.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2060Tii-4.jpg?v=1781800487"},{"product_id":"a2062-double","title":"60mm Double Dynamic Block","description":"\u003cp\u003e60mm Double Dynamic Block.\u003c\/p\u003e\n\u003cp\u003eThe A2062 is a high-performing ball bearing block, designed to eliminate friction and allow rope to run at great speeds.\u003c\/p\u003e\n\u003cp\u003eIdeal for use on Keelboats and Catamarans for a range of applications from jib sheet to mainsheet systems, to backstay tensioning systems and everything in between.\u003c\/p\u003e\n\u003cp\u003eThe 60mm double is a great choice for systems which require a larger purchase system with minimal friction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBearings:\u003c\/strong\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSwivel Lock:\u003c\/strong\u003e The A2062 comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBecket: \u003c\/strong\u003eA large central hole not only reduces the overall weight of the block but also offers a rope friendly attachment, perfect as a tie-off point when being used in a cascade system.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196761514359,"sku":"A2062","price":114.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2062-2.jpg?v=1781800487"},{"product_id":"a2063-double-with-becket","title":"60mm Double Dynamic Block - Becket","description":"\u003cp\u003e60mm Double Dynamic Block with Becket.\u003c\/p\u003e\n\u003cp\u003eThe A2063 is a high-performance ball bearing block, designed to eliminate friction and allow rope to run at high speeds.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIdeal for use on Keelboats and Catamarans for a range of applications from jib sheet to mainsheet systems, to backstay tensioning systems and everything in between.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe 60mm double is a great choice for systems which require a larger purchase system with minimal friction.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eBearings:\u003c\/b\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSwivel Lock:\u003c\/b\u003e The A2063 comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eBecket: \u003c\/strong\u003eThis pulley features a central becket between the sheaves. This allows for easy termination of a rope as well as helping keep the load centralised.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196761579895,"sku":"A2063","price":119.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2063-2.jpg?v=1781800490"},{"product_id":"a2064-triple","title":"60mm Triple Dynamic Block","description":"\u003cp\u003e60mm Triple Dynamic Block.\u003c\/p\u003e\n\u003cp\u003eThe A2064 is a high-performance ball bearing block, designed to eliminate friction and allow rope to run at high speeds.\u003c\/p\u003e\n\u003cp\u003eIdeal for use on Keelboats and Catamarans for a range of applications from jib sheet to mainsheet systems, to backstay tensioning systems and everything in between. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe 50mm triple is a great choice for systems which require a larger purchase system with minimal friction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBearings:\u003c\/strong\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSwivel Lock: \u003c\/strong\u003eThe A2064 comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBecket:\u003c\/strong\u003e A large central hole not only reduces the overall weight of the block but also offers a rope-friendly attachment, perfect as a tie-off point when being used in a cascade system.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196761678199,"sku":"A2064","price":154.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A206420resized.jpg?v=1781800491"},{"product_id":"a2065-triple-with-becket","title":"60mm Triple Dynamic Block - Becket","description":"\u003cp\u003e60mm Triple Dynamic Block with Becket.\u003c\/p\u003e\n\u003cp\u003eThe A2065 is a high-performance ball bearing block, designed to eliminate friction and allow rope to run at high speeds.\u003c\/p\u003e\n\u003cp\u003eIdeal for use on Keelboats and Catamarans for a range of applications from jib sheet to mainsheet systems, to backstay tensioning systems and everything in between.\u003c\/p\u003e\n\u003cp\u003eThe 60mm triple is a great choice for systems which require a larger purchase system with minimal friction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBearings:\u003c\/strong\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This offers superior load-carrying ability and longevity compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSwivel Lock:\u003c\/strong\u003e The A2065 comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBecket: \u003c\/strong\u003eThis pulley features a central becket between the sheaves. The becket can be removed by undoing the split ring. This allows for easy termination of a spliced rope.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196761776503,"sku":"A2065","price":160.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2065-2.jpg?v=1781800492"},{"product_id":"a2066-quad","title":"60mm Quad Dynamic Block","description":"\u003cp\u003e60mm Quad Dynamic Block.\u003c\/p\u003e\n\u003cp\u003eThe A2066 is a high-performing ball bearing block, designed to eliminate friction and allow rope to run at great speeds.\u003c\/p\u003e\n\u003cp\u003eIdeal for use on Keelboats and Catamarans for a range of applications from jib sheet to mainsheet systems, to backstay tensioning systems and everything in between.\u003c\/p\u003e\n\u003cp\u003eThe 60mm quad is a great choice for systems which require a larger purchase system with minimal friction.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eBearings:\u003c\/b\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSwivel Lock:\u003c\/b\u003e The A2066 comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eBecket: \u003c\/b\u003eA large central hole not only reduces the overall weight of the block but also offers a rope-friendly attachment, perfect as a tie-off point when being used in a cascade system.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196761907575,"sku":"A2066","price":200.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2066-2.jpg?v=1781800493"},{"product_id":"a2067-quad-with-becket","title":"60mm Quad Dynamic Block - Becket","description":"\u003cp\u003e60mm Quad Dynamic Block with Becket.\u003c\/p\u003e\n\u003cp\u003eThe A2067 is a high-performance ball bearing block, designed to eliminate friction and allow rope to run at high speeds.\u003c\/p\u003e\n\u003cp\u003eIdeal for use on Keelboats and Catamarans for a range of applications from jib sheet to mainsheet systems, to backstay tensioning systems and everything in between.\u003c\/p\u003e\n\u003cp\u003eThe 60mm quad is a great choice for systems which require a larger purchase system with minimal friction.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eBearings:\u003c\/b\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSwivel Lock:\u003c\/b\u003e The A2067 comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBecket:\u003c\/strong\u003e This pulley features a central becket between the sheaves. This allows for easy termination of a rope as well as helping keep the load centralised.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196762038647,"sku":"A2067","price":206.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2067-2.jpg?v=1781800494"},{"product_id":"a2069-quint","title":"60mm Quint Dynamic Block","description":"\u003cp\u003e60mm Quint Dynamic Block.\u003c\/p\u003e\n\u003cp\u003eDesigned for use as a low-friction mainsheet system on sports catamarans, but suitable for many other applications, including backstay tensioning on keelboats.\u003c\/p\u003e\n\u003cp\u003eFor a complete 10:1 mainsheet system, also look at A2169 - Pro-Ratchet 60mm Quint Block.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eBearings:\u003c\/b\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSwivel Lock:\u003c\/b\u003e The A2069 comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eBecket: \u003c\/strong\u003eA large central hole not only reduces the overall weight of the block but also offers a rope-friendly attachment point.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196762399095,"sku":"A2069","price":231.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2069-2.jpg?v=1781800496"},{"product_id":"quint-with-becket","title":"60mm Quint Dynamic Block - Becket","description":"\u003cp\u003e60mm Quint Dynamic Block with Becket.\u003c\/p\u003e\n\u003cp\u003eDesigned for use as a low-friction mainsheet system on sports catamarans, but suitable for many other applications, including backstay tensioning on keelboats.\u003c\/p\u003e\n\u003cp\u003eFor a complete 11:1 or 12:1 mainsheet system, you will need:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA2169 - Pro-Ratchet 60mm Quint Block.\u003c\/li\u003e\n\u003cli\u003eA20401S - 40mm Dynamic Single Block With Strap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eBearings:\u003c\/b\u003e Dynamic Blocks feature our patented bearing system, which uses twin rows of stainless-steel ball bearings running on a stainless-steel rail. This provides a superior load-carrying ability and longevity when compared to other bearing systems available on the market.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSwivel Lock:\u003c\/b\u003e The A2069B comes with a removable swivel lock moulding. When installed, the shackle can be locked in 90-degree orientations. When removed, the attachment shackle can spin freely.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eBecket: \u003c\/strong\u003eThis pulley features a central becket between the sheaves. The becket can be removed by undoing the split ring. This allows for easy termination of a spliced rope or the addition of another block to increase the purchase system.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196762464631,"sku":"A2069B","price":236.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2069B.jpg?v=1781800499"},{"product_id":"cheek-adaptor-for-60mm-block","title":"60mm Block Cheek Adaptor","description":"\u003cp\u003eCheek adaptor for 60mm blocks.\u003c\/p\u003e\n\u003cp\u003eCan be used with: \u003cbr\u003eA2160 - 60mm Pro-Ratchet Block \u003cbr\u003eA2160WAVE - 60mm Wave Pro-Ratchet Block \u003cbr\u003eA2060 - 60mm Dynamic Single Block.\u003c\/p\u003e\n\u003cp\u003eSimply remove the shackle from the top of your block and insert the block into the cheek adaptor.\u003c\/p\u003e\n\u003cp\u003eThe adaptor allows for three fixings to be used to ensure a strong and reliable fitting to any surface. The chamfered shape of the cheek adaptor limits the chances of snagging.\u003c\/p\u003e","brand":"Allen","offers":[{"title":"Default Title","offer_id":57196770132343,"sku":"A2166","price":6.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/files\/A2166-1.jpg?v=1781800569"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/7087\/9863\/collections\/A2060x2-A-3.jpg?v=1784561151","url":"https:\/\/allenbrothers.co.uk\/collections\/60mm-dynamic-blocks.oembed","provider":"Allen | Performance Sailing Hardware","version":"1.0","type":"link"}