Primary Wheel Chock - Width 16 in, Height 5 in, Depth 9 in, Urethane, Wheel Chock Surface Tread Grooved, Wheel Chock Style Single, Max. Vehicle Weight 60,000 lb, Wheel Chock, Orange, Max. Tire Diameter 32 in, Wheel Chock Base Tread Grooved Ideal for preventing vehicle movement in both commercial and residential settings, this wheel chock is designed for sturdy, long-lasting performance.