LIFELONG LOCKS™ HEAVY-DUTY COUPLER LOCK FOR 1-7/8" AND 2" COUPLERS

The strongest, most theftproof trailer lock you can buy—also great for door latches, storage units and tool boxes Solid stainless steel with patented ball bearing locking system for superior strength Anti-drill ball and oval key design for ultimate theft resistance Over 10, 000 key designs Rustproof and weatherproof Proven to withstand significantly more pressure in peak load to failure tests than conventional locks! Ordinary locks have a reduced shaft diameter inside the head, creating a weak spot and making them easier to break. Lifelong™ locks have a continuous shaft diameter and ball bearing system that maximizes strength—they're virtually breakproof. Brass lock cylinders protect against environmental corrosion. Limited lifetime guarantee.