Reese Sleeved Receiver Lock 70546 1/2" or 5/8" Pin Locking Trailer Hitch Reese Sleeved Receiver Lock 70546 1/2" or 5/8" Pin Locking Trailer Hitch Coupler Lock, Lock Type Un Class: I,II,III,IV Features	Features: Pick Proof Square Key Design Features	Finish: Chrome Featur