High Quality: lukar E Track Hooks are made of premium carbon steel with zinc coated, it's strong and sturdy. E- Track J Hooks will not rust or corrode Heavy Duty E Track Hooks: lukar E Track Hooks have a safe assembly breaking strength of 1200 LBS. Great option for moving, suspending and storing equipment securely during transportation Easy Installation: E track j hook comes with spring-load, just press the levers on the E track J Hook and insert into E track Rail or X-track Effective: These E Track Hooks will keep your trailer neat and organized. E track j hook is very suitable for hanging cables, wires, ropes in enclosed trailer, truck, pickup, cargo van, garage, workshop, warehouse etc Great E Track Accessories: lukar E Track Accessories have been rigorously tested to ensure quality and normal funtion Attention：Our etrack accessories is galvanized handicraft, the color of the product may have a little error, but it does not affect the use of function lukar 20 Pack E Track J Hooks E Track Accessories for Enclosed Trailer Truck Garage Workshop Warehouse, Maximum Load 1200 LBS