All door locks are perfectly matched to the original for precision installation. Professional quality construction using solid brass tumblers, chrome plated brass keys, die-cast zinc lock cores and multiple, randomly assigned key codes ensures superior operation. Decades of industry leading research and development focused on meeting the technician's needs. With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues. As a global manufacturer of original equipment ignition products, we maintain complete quality control throughout the manufacturing process from componentry to finished product.