The fluted design of the All-Grip Rubber Wheel Chock with Recessed Eye Bolt helps keep tires from moving on their own. This wheel chock also comes with a recessed eyebolt in the rear allowing you to easily link two chocks together or attach a chain to prevent theft of it. Fluted design Integrated eyebolt in rear 7″ Wide x 6″ High x 9-1/4″ Deep
