Antique Brass Keyless Mechanical Passage Door Lever Lock Handle setLockeyUSA 2835 Antique Brass Digital Door Lock is a 100% mechanical door lock with a programmable passcode that gives you ultimate control and peace of mind security. From the tumbler pins, internal plate screws, push buttons, and craftsmanship of the front and back lock housing, this lock is all about safety and performance. This auto locking mechanical door lock can be used for residential doors, office entry, interior doors, gates, and any