Trimax T5 5/8 Extended Chrome Receiver Lock by

This 5/8" pin fits all Class V receiver hitches Made of high quality Forged Steel Strongest locking pin on the market O-ring Seal keeps water, grime and dirt out of locking mechanism to ensure years of use Protective rubber cap protects keyhole from water, grime and dirt.1/4 turn locks and unlocks head.Lock can not "pop" open or be "false Locked".Type A key which is a spring loaded, 7 pin, high security key. Resists attempted drill outs. Rugged and durable, the key will not bend or break.