HitchMate Hitch Extension with Anti-Wobble Lock: * Kit includes Advantage Hitch Extension 2" x 2" and Advantage Anti-Wobble Hitch Lock * Designed to extend a 2" receiver hitch for bike racks * Made for vehicles with spare tires on the back * Extends your hitch up to 11" in length * Features an anti-wobble device that fits 2" receiver hitches * Hitch lock works for all threaded 2" receivers * Threaded bolt provides the anti-wobble needed to keep your trailer or bike rack secure * Limited lifetime warranty * Model# 6034