Limited Lifetime Warranty, NOTE: J-Mount is not compatible with Smittybilt Trail Jacks. Stainless steel lock shutter to keep out dirt and moisture, plate tumbler sidebar to prevent picking and bumping. Auto-Return spring locks automatically when key is removed. Easy to install, bolts into existing holes. No drilling required! Your Hi-Lift Jack is held securely in place with 2 knobs. Solid steel construction. Opens with your vehicles ignition key eliminating extra keys on your ring. Fits all models of 1997 and newer Jeep Wranglers (TJ & JK).