Stabilize the front wheel of a motorcycle for truck, van or trailer transportationRemovable chock is made of thick-wall steel tube construction and has a chrome finishUnique mounting bracket is designed to use either the 8.89cm (3.5") or 16.51cm (6.5") Pingel® removable wheel chock16.51cm (6.5") wheel chock has clearance for motorcycles with large rotors and is designed with a three-bend radius that will keep any width tire centered in the chockOnly the mounting bracket fastens to the trailer, truck or vanEasy removal of the chock when not in useIf it doesn't say "Pingel®," it isn't the real thingMounting brackets used with wheel chocks are patentedMade in the U.S.A.