Trimax TCL75 Wheel Chock Lock - The Wheel Chock Locks Claw simply clamps onto your wheel to make it un-driveable. Expanded width fits a wide variety of tire and wheel sizes. Durable powder-coated yellow finish. Includes 3 keys. Backed by a lifetime warranty. Item Weight 4 pounds; Product Dimensions 19 x 13.5 x 4 inches; Ideal for motorcycles, trailers, ATVs, snowmobiles, etc; Easy two-step installation: just push lock around the wheel and slide lock tight; Comes with three keys; The product adjusts to fit and immobilize wheels from 12" up to 235/80/R16;