{"product_id":"ronstan-series-20-ball-bearing-block-single-cheek-rivet-mount-3-4-diameter-rope","title":"Ronstan Series 20 Ball Bearing Block - Single Cheek Rivet Mount, 3\/4\" Diameter Rope","description":"\u003cb\u003eSeries 20 Ball Bearing Block - Single - Cheek Rivet Mount\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eLow friction\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh static and dynamic load capacity\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLightweight\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSuitable for screw or pop rivet mounting\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrecision molded Acetal sheaves running on stainless steel or Torlon ball bearings provide high performance :\t20mm(3\/4\")\u003cbr\u003e\u003cb\u003eMax. Rope :\u003c\/b\u003e\t6mm(1\/4\")\u003cbr\u003e\u003cb\u003eM.W.L.:\u003c\/b\u003e\t200kg(440lbs)\u003cbr\u003e\u003cb\u003eB. L.:\u003c\/b\u003e\t550kg(1,210lbs)\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e\t17g(0.6oz) \u003c!--- cis2:m2lumZRk ---\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Ronstan Series 20 Ball Bearing Block, part number RF20151A, offers reliable performance with a lightweight design and high load capacity, making it ideal for various sailing and rigging applications. Constructed with precision molded Acetal sheaves running on stainless steel or Torlon ball bearings, this block ensures low friction and smooth operation even under heavy loads. Its compact size and robust construction provide a practical solution for users seeking durability and efficiency in a small form factor. The 20mm (3\/4\") diameter sheave accommodates ropes up to 1\/4\" (6mm), making it versatile for different rigging setups. The block's maximum working load limit is 440 pounds, with a breaking load of 1,210 pounds, ensuring reliable performance during demanding operation. Easy to mount via screw or pop rivet, the cheek rivet mounting system allows for flexible installation options. The lightweight design, weighing only 0.6 ounces, minimizes added weight on the rigging system while maintaining strength and stability. Ideal for sailors and riggers who need a durable, low-friction pulley solution that combines high performance with ease of installation, the Ronstan Series 20 Ball Bearing Block enhances your rigging setup with dependable quality and thoughtful engineering. Whether used on sailboats, cranes, or other mechanical systems, this block delivers consistent, smooth operation in a compact, lightweight package.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eLow friction design with precision molded Acetal sheaves\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh static and dynamic load capacity for demanding applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLightweight construction for minimal added weight\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for screw or pop rivet mounting for flexible installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBall bearings made of stainless steel or Torlon for high performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMax. Rope size: 1\/4\" (6mm)\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaximum working load limit: 440 lbs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBreaking load: 1,210 lbs\u003c\/li\u003e\u003c\/ul\u003e","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":44529361289258,"sku":"55136","price":22.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/55136XL.jpg?v=1783072545","url":"https:\/\/atticusgoods.com\/products\/ronstan-series-20-ball-bearing-block-single-cheek-rivet-mount-3-4-diameter-rope","provider":"Atticus Goods","version":"1.0","type":"link"}