This secure alternative to bungee cords is designed to safely secure overhead loads. The Square Mount Rack Strap is designed for pick-up truck or van racks with square or rectangular side rails. It permanently mounts to your overhead rack with 4 bolts, or can be welded to the rack frame. Loads are quickly and easily secured to the rack by looping the 7' long, 1 1/2" wide polyester strap around the load and hooking it back to the front of the Rack Strap body, then ratcheting it down to the desired wrap tension, up to 500 lbs. Housing has a durable zinc chromate finish. Sold individually.