Marine Sailboat Boat Yacht Hardware Quad Clutch 4~8mm Master XTC-04084F Master clutches are designed for easy engage and release under high loads. Inside mechanism is made of 316 L Stainless Steel and Aluminum by NC machine for durability and non-abrasion.Body is exclusive engineering composite with UV-stabilizer. Patent Pending. Brand: Master Part Number: XTC-04084F Rope Range Ø (mm) 4~8 mm Rope Range Ø (in) 1/8~3/8 in Safe working load(kg) 180kg Safe working load(Ib) 396Ib Weight (g) 1585 g Weight (oz) 55.9 oz Maximum working load (kg) 500 kg Maximum working load (lb) 1100 lb •Do not use Master products to human suspension! Destination custom duty is not included in the listing price; it is the customer's responsibility to pay for custom duty if any.