15 Loose E-Track Spring Fittings for Creating Custom TieDown Straps, Hammocks, Cargo Nets, Load Bars, Hooks, Shoring Beams, Gear Racks. Heavy Duty Steel Fittings Insert Into E Tracks. This Item Includes 15 Heavy Duty Spring Fittings That You Can Insert Into An E-Track by just pressing the lever  see the pictures for a better understanding. Insert any strap up to 2" wide and sew it closed to Replace Broken Fittings Or Create New Tie Down Straps In Custom Lengths And Styles. You Can Adapt A Hammock to allow you to easily sleep inside your trailer, camper or garage. With these spring fittings, you can Create All Kinds Of Custom Cargo Accessories And Tie-Downs. Use your creativity for DIY projects, trailer improvements, and improved warehouse organization. If you dont mind doing a bit of welding, these steel spring fittings can be used for just about anything. Weld Them To Hooks And Load Bars so that you can use just about any metal tiedown or accessory along with your Etrack system. Each spring fitting has an assembly break strength of 3,000 pounds and a Safe Working Load Limit Of 1,000 Pounds. This pack only includes the fittings  it doesnt come with E-tracks. But check around our listings or contact us; we offer many lengths E-track rails and singles. DC Cargo Mall is the manufacturer; were based in NJ and Were Real Humans Who Speak English. We want you to be happy with your purchase and always offer a No-Risk policy. If you arent happy with what you get, we will replace or refund your order. Its that simple!