Kwikset 665 Double Cylinder Adjustable Latch Deadbolt with SmartKey, Satin Chrome Liberty Garden greatly reducing the possibility of

greatly reducing the possibility of mechanical failure

more angular head

Flood Protection: The vent door is latched closed until it comes in contact with flood water

of Krack Bridge Fabric

Kwikset 665 Double Cylinder Adjustable Latch Deadbolt with SmartKey, Satin Chrome Liberty Garden greatly reducing the possibility ofDouble cylinder deadbolt is for use on exterior doors where keyed entry and security is needed. Grade 3 security. Full solid core 1 In. diameter round corner dead latch. Adjustable latch with round corner strike. Featuring SmartKey Security which protects against advanced break in techniques and allows you to re key your lock yourself in seconds.