Specifications: Ratchet action quickly lashes cargo in place. 1000 break strength. 333 lb working load limit. Instructions for use: Insert strap through slot and take up slack. Push down and pull up handle to work the ratchet until the strap is as tight as necessary. Push handle down to lock. To release: Pull back on quick release button and hold. Pull handle up and over to fully open flat position. Pull tie down up to loosen strap and remove strap from slot.