Prime-Line Bronze Deadlock, 687A, Double Cylinder, Flat Strike, Brass, Deadbolt

This Segal Deadlock by Prime-Line Products features a surface-mounted housing that is constructed of solid high-strength bronze alloy, and it comes in a beautiful brass-plated finish. Its jimmy-proof design locks with the turn of the keyed cylinder from the exterior, or the interior. This lock helps to prevent forced entry and mounts to wood or metal doors. It includes an flat strike, and it is designed to prevent forced entry by prohibiting the spreading apart of door frame from door. This lock is easy to install with only a few simple tools. This is a double cylinder keyed lock, meaning a key is required to lock and unlock this device from both the interior and exterior side of the door.