Marine Boat Yacht Sailboat Dinghy 27mm 1.06 Inch Control End Double Sheave (Pair) Travelers Genoa Systems Master EC-2712F Master 27mm Control Ends Master one piece CNC machined Hardcoat-anodized Aluminum provides ultimate lightweight and strength for high loads. Master End Controls work with Master Ball Bearing Blocks and Cleats to provide lightweight and strengh. Midrange and big boats come with 35mm sheave Ball Bearing block for versatile configurations. Master 27mm End Controls allows from 2:1 to 5:1 configurations; they are designed for durablility, high loads and controls. Specification: Brand: Master Part Number: EC-2712F Length (mm) 98mm Length (in) 3 7/8 in Weight (g) 327 g Weight (oz) 11.55 oz Width(mm) 105mm Width(in) 4 1/8 in Safe working load(kg) 180kg Safe working load(Ib) 396Ib Breaking load(kg) 360kg Breaking load(Ib) 792Ib •Do not use Master products to human suspension! Destination custom duty/tax are not included in the listing price; it is the customer's responsibility to pay for custom duty if any.