The Hitch Clamp – Cross Clamp attaches around the receiver tube and has easy access to the bolts on top for easy tightening. Built from a heavy ½ diameter U-bolt and solid steel bar the Cross Clamp is perfect for eliminating the wobble, sway or rattle between your hitch and receiver. Perfect for bike racks, cargo carriers, dirt bike racks, trailer hitches, weight distribution hitches, equipment haulers any receiver mounted accessories. Built from high strength steel and built for years of service and ready for your next adventure. Fits most standard makes and models of trucks and SUVS with a 2 inch receiver. Proudly built in the USA. Specs: U-bolt: ½ inch diameter bar, high strength steel, zinc plated. Cross Bar: 1 inch diameter bar, zinc plated. Hardware: 4x ½-13 Nuts, 2x flat washers, 2x Lock washers all zinc plated.