Ultra Super Grip Chock, 2-Pack

Ultra-Fab Super Grip Chocks eliminate front-to-back rocking motion when applied between tandem trailer tires, using opposing force. Pivoting louvers increase tire grip, and the handy padlock helps deter theft. The superior handle design reduces slippage while mounting between tires. The Super Grip Chock collapses to only 1" and expands to 10.5". Heavy-duty steel construction ensures years of rugged use. E-Z ratchet included. Weight: 11.3 lbs. Manufacturer's lifetime warranty.