{"product_id":"ronstan-rf453","title":"Ronstan Nylatron Sheave Box - Single Upright Lead Block","description":"\u003cdiv class=\"dna-desc\"\u003e\n\u003cp\u003eNylatron Sheave Box - Single Upright Lead Block Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.When mounted in an inverted position, are frequently used as upright leads. Features: The external tabs can be formed to fit the spar profile before fastening Applications: Typically used in dinghy spars for control lines such as outhauls Materials: Nylatron\u0026amp;reg; sheave Grade 316 stainless steel load housing Specifications: Sheave \u0026amp;#216;: 22mm(7\/8\") Max. Rope \u0026amp;#216;: 3mm(1\/8\") Max. Cable \u0026amp;#216;: 3mm(1\/8\") Fastener \u0026amp;#216;: 5mm(3\/16\") M.W.L.: 160kg(350lbs) B. L.: 350kg(700lbs) Weight: 30g(1.1oz)\u003c\/p\u003e\n\u003ctable class=\"dna-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRonstan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003eRF453\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUPC \/ GTIN\u003c\/th\u003e\n\u003ctd\u003e9316800000425\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e0.04 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003ctd\u003eMarine \u0026amp; Boating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew — genuine brand-name product\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cdiv class=\"dna-note\"\u003e\n\u003cstrong\u003eGenuine brand-name product, full manufacturer warranty.\u003c\/strong\u003e Ships from the closest US warehouse — normally within 1–3 business days. Questions before you order? Send us the manufacturer part number above and we’ll confirm. 30-day returns on unused items.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":53162509533465,"sku":"55219","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/9437\/2377\/files\/55219XL.jpg?v=1789304123","url":"https:\/\/dnaautoco.com\/products\/ronstan-rf453","provider":"DNA Auto","version":"1.0","type":"link"}