This set of 3 decorative biscuit knob entry locks and 3 deadbolts are keyed alike to make things easy for the homeowner. Now you can have 1 key to open both locks on 3 different doors! These sets complement both traditional and contemporary residential exterior doors. The backsets are adjustable between 2-3/8-Inch and 2-3/4-Inch. These locksets are made to fit doors between 1-3/8-Inch and 1-3/4-Inch. All locks feature a dead latch style backset and a square corner striker . In addition, the deadbolts feature hardened steel anti-saw pins, case hardened steel drive rods and hardened steel screws to enhance your security. The interior sides of the deadbolts have turn pieces to operate the bolt while the exterior sides requires a key. The US3 polished brass finishes are protected by a clear powder coat finish. Utilizing a KW1 keyways ensures that you"ll always be able to get a key made. Legend locksets feature a limited lifetime warranty.