{"product_id":"cwr-55137","title":"Ronstan Series 20 Ball Bearing Block Upright Lead","description":"Series 20 Ball Bearing Block - Upright Lead\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance \u0026amp; low friction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003eApplications:\u003cbr\u003e\u003cul\u003e\u003cli\u003eTypically used for halyards at the mast base\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003eMaterials:\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eU.V. Stabilized Acetal sheaves\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStainless steel ball bearings \u0026amp; Load housing\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003eSpecifications:\u003cbr\u003eSheave Ø:\t20mm(3\/4\")\u003cbr\u003eMax. Rope Ø:\t6mm(1\/4\")\u003cbr\u003eFastener Ø: 4mm(5\/32\")\u003cbr\u003eM.W.L.:\t250kg(550lbs)\u003cbr\u003eB. L.:\t550kg(1,210lbs)\u003cbr\u003eWeight:\t18g(0.6oz)","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":50701579419906,"sku":"CWR-55137","price":28.33,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/3024\/2562\/files\/55137XL.jpg?v=1791611389","url":"https:\/\/allmarineworld.com\/products\/cwr-55137","provider":"All Marine World","version":"1.0","type":"link"}