Kwikset 158 SQT 11P SMT CP Signature Series Halifax Square Single Cylinder Deadbolt, Venetian Bronze Kwikset Signature Series For use on exterior doors where keyed entry and security is needed Featuring SmartKey re-key technology; re-key the lock yourself in seconds in 3 easy steps Deadbolt operated by key outside and thumb turn inside Features an adjustable latch to fit all standard door preparations