Torklift International Superhitch Supertruss Receiver Extension 21in. It's easy to install with no welding or lacing. It converts your standard hitch into a high capacity equalizer so you can turn your standard hitch into a much higher capacity hitch Superior strength and tough as nails the Superhitch / Supertruss combination easily converts your standard hitch into a high-value adder. This receiver extension provides extra height greater load capacity and all the benefits of a proven high-performance hitch system. It eliminates the need to weld and significantly reduces the chance of an expensive repair. Best part- it's guaranteed for life. Package Contents: Torklift International E1521 Superhitch Supertruss Receiver Extension 21in Torklift International E1521: Superhitch Supertruss Receiver Extension 21in