Trimax SXT3 Premium 5/8" Key Receiver Lock<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Made of high quality 100 percent stainless steel</li><li>O-ring seal and water tight cap help seal out dirt and corrosion</li><li>1/4 turn locks and unlocks head</li><li>Lock can not "pop" open</li><li>Lock can not be false Locked</li><li>The 5/8" pin fits all Class III， IV and V receiver hitches</li><li>O-ring keeps water， grime and dirt out of locking mechanism to ensure years of use</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21aATFw2FQL.jpg" noproxy>