Kwikset 660 Single Cylinder Deadbolt, Satin Nickel

The Kwikset 660 Single Cylinder Deadbolt in Satin Nickel delivers robust security and traditional style for residential entry doors. Designed for exterior doors where keyed entry and security are needed, this deadbolt operates with a key on the exterior and a convenient turn piece on the interior. The durable zinc construction and corrosion-resistant satin nickel finish provide lasting performance and aesthetic appeal. Equipped with patented SmartKey Security re-key technology, this deadbolt protects against advanced break-in techniques including lock bumping and picking. SmartKey functionality allows you to easily re-key the lock yourself in seconds while maintaining compatibility with standard KW1 keyways. It fits standard residential door preparations with an adjustable backset and round-corner strike.