{"product_id":"ronstan-nylatron-sheave-box-single-upright-lead-block","title":"Ronstan Nylatron Sheave Box - Single Upright Lead Block – Marine Electrical Replacement Part","description":"\u003cp\u003e\u003cstrong\u003eRonstan Nylatron Sheave Box - Single Upright Lead Block – Marine Electrical Replacement Part\u003c\/strong\u003e is organized for electrical wiring \u0026amp; connectors shoppers who need a clear, professional marine parts buying experience.\u003c\/p\u003e\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® sheave Grade 316 stainless steel load housing Specifications: Sheave Ø: 22mm(7\/8\") Max. Rope Ø: 3mm(1\/8\") Max. Cable Ø: 3mm(1\/8\") Fastener Ø: 5mm(3\/16\") M.W.L.: 160kg(350lbs) B. L.: 350kg(700lbs) Weight: 30g(1.1oz)\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Product Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand \/ Manufacturer: Ronstan\u003c\/li\u003e\n\u003cli\u003eMaterial: stainless steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003eSearch-optimized by brand, system, part type, and fitment cues.\u003c\/li\u003e\n\u003cli\u003eVerify compatibility with your original part number, engine model, and application before ordering.\u003c\/li\u003e\n\u003cli\u003eBuilt for boat owners, e-commerce shoppers, and professional marine service teams.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ronstan","offers":[{"title":"Default Title","offer_id":42612235763801,"sku":"55219","price":32.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/1818\/2489\/files\/ronstan-nylatron-sheave-box-single-upright-lead-block-9620225.jpg?v=1761807939","url":"https:\/\/www.marinepartsonly.com\/products\/ronstan-nylatron-sheave-box-single-upright-lead-block","provider":"Marine Parts Only","version":"1.0","type":"link"}