door handle lever, euro style lever lock, 2 lever locks, cylinder, copper key, zinc alloy Door handle with black entry (key lock) zinc alloy + copper key/copper cylinder. Center Distance: 50mm (If you buy a lock to replace an old one, please check your deadbolt and make sure it's the same size. If not, don't buy it.) Fits doors 30mm to 50mm thick. Lock the inner and outer knobs to prevent unwanted entry into the room. It also includes a set of keys that allow locking from the outside. Package: handle; lock body; some fixing screws and other fixing accessories.