MaxxHaul  70258 Steel Finish 2" x 2" 2-Bolt Sturdy Anti-Wobble Hitch Adapter Stabilizer Reduces (if not eliminate) wobble and rattle when using hitch mount accessories with Class III & IV hitch receivers Perfect for any 2" x 2" hitch mount cargo carriers, bike racks, mobility and motorcycle transporters or the like Clamps the hitch receiver and hitch tube simultaneously preventing tilting 2 bolt solid steel sturdy construction