Patented technology! The quickest and easiest tie down on the market. Takes 1/3 of the time to use! No feeding straps in, no tying off ends or removing webbing from the ratchet. The strap is permanently affixed and self-contained. Built-in power spring automatically retracts webbing for easy storage. 6 foot long, with a safe work load of 500 lbs. and a 1,500 lb break strength.