For exterior doors, deadbolt operates with keyed exterior and thumb-turn interior. 

Comes with 2 keys. SmartKey allows you to re-key the lock yourself in seconds and is compatible with other Kwikset locks. Easily installs in minutes with just a screwdriver.

Adjustable backset 2-3/8 to 2-3/4, grade 3 certified

Lifetime mechanical and finish warranty