1Wide Applications: Clevis hook is easily connected to chains and wire ropes, and are widely used in safety chains on utility trailers and trucks, such as towing vehicle, pulling trees and brush, hanging chair, locking heavy loads and securing large cargo. 2Spring Loaded Latch Hook: Equipped with a keeper pin and safety latch, which can easily connect the safety chain from the trailer to the towing vehicle; the latch ensures the safety chain connection. When the load is loose, the rope, The chain and accessories will not separate from the hook. 31/4in Clevis Hook: 1/4in clevis hook is used for chain links, 7800lbs limit capacity, the safety sling hooks are built to last and attach easy to transport chain or receiver hitches. 4: The safety sling hook is durable and can be connected to an easy?to?transport chain or receiver hook, which is very suitable for industrial and commercial traction. 5Material: Heavy duty clevis hook is made of forged G70 high carbon steel, precision heat?treated, and has a rust?proof chromate surface.