Allows you to replace a non-locking factory tailgate handle with one that does lock. Uses your stock key, so you don't have to carry around another. Just insert your factory key, turn once, the lock learns that key and you're done. Orginal factory handle with Bolt Lock cylinder. Weatherproof with automotive grade stainless steel lock shutter keeps out weather and debris. 6-plate tumbler sidebar prevents picking and bumping for a smooth operating lock that Bolt backs with a limited lifetime warranty.