6-plate tumbler sidebar makes it impossible to pick or bump
Weather resistant shutter
Operates with your vehicle key-no extra keys to worry about
Fail-safe locking system-key can not be removed unless in the locked position
Programmed by you to work with your vehicle key. Fits over 88% of light trucks on the road and over 70% of all Ford, GM and Chrysler vehicles on the road today. Compatible with 111 million vehicles. Patented technology developed by Strattec Security Corporation, the world's leader in automotive security.