{"product_id":"lewmar-40mm-control-vertical-lead-block","title":"Lewmar 40mm Control Vertical Lead Block","description":"\u003cp\u003e\u003cstrong\u003eLewmar 40mm Control Vertical Lead Block\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Lewmar Control Vertical Lead Block is designed to guide control lines cleanly and efficiently from deck organisers up to rope clutches or winches. Its purpose-led vertical lead geometry ensures correct alignment, helping to reduce friction, prevent chafe, and improve overall control system performance. Manufactured from durable, marine-grade materials, the block delivers smooth reliable operation in demanding onboard environments. An essential component for organised, high-efficiency deck layouts on cruising and performance layouts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptimised Line Alignment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Lewmar Control Vertical Lead Block is designed to manage control lines cleanly and efficiently where vertical redirection is required. Purpose-engineered for modern deck layouts, it ensures control lines are led at the correct angle, maintaining smooth operation and reducing unnecessary load on clutches, winches, and deck hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVertical Lead Functionality\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDeveloped to guidelines upwards from deck organisers to rope clutches or winches, the vertical lead block provides precise alignment within complex control systems. Its fixed geometry maintains consistent lead angles, helping to prevent chafe, minimise friction, and preserve rope life during repeated trimming and easing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarine-Grade Construction\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eManufactured from durable, marine-grade materials, the Control Vertical Lead Block is built to withstand constant exposure to saltwater, UV, and sustained mechanical load. Robust side plates and a precision-engineered sheave deliver reliable strength, dimensional stability, and long-term performance in demanding onboard environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSmooth, Consistent Performance \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned to promote efficient rope flow, the block delivers predictable, low-friction operation that supports accurate sail control land reduced handling effort. By maintaining proper line alignment, it helps optimise the performance of downstream hardware, contributing to smoother overall system operation.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 2x-large;\"\u003eTechnical Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eHardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eHardware Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eBlocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eBoat Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eSail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eSheave Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e40mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eBoat Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eUp to 30ft, 31-50ft, 51-70ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n","brand":"Lewmar","offers":[{"title":"Default Title","offer_id":53592412553588,"sku":"LEW29901463BK","price":38.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/4004\/9524\/files\/LEW29901463BK__28476.jpg.1428984928.jpg?v=1761718025","url":"https:\/\/velasailingsupply.com\/products\/lewmar-40mm-control-vertical-lead-block","provider":"Vela Sailing Supply","version":"1.0","type":"link"}