CMP Wheel Chock - Black - 5in. Inside Width 1160 Designed to hold the front wheel Mount to the bed of any truck, van or trailer 5in. sport-style chocks feature a special bend to accommodate disc brakes; 3 1/2in. minicycle chocks feature a shorter overall height for smaller cc bikes All chocks can be bolted in or made removable with quick mount/release kits (sold separately) Available with polyester plastic-coat or chrome finish