Kwikset #92580-022, designer style and superior security with this Signature Series product. For use on exterior doors where keyed entry and security is needed. Featuring SmartKey Security, which protects against advanced break-in techniques and allows you to re-key your lock yourself in seconds. SmartKey Security re-key technology is compatible with Kwikset (KW1) keyway or (SC1) keyway options. Deadbolt operated by key outside and thumb turn inside. Comes with 2 keys. Deadbolt Latch has 3 interchangable faceplates - round corner, square corner, and drive-in collar, ANSI/BHMA grade 1 certified Latch has adjustable backset 2-3/8" to 2-3/4" to fit all standard door preparations. Includes round deadbolt strike. 1 inch deadbolt throw. Locking mechanism functions with turn piece on the interior of the lock. Easily installs in minutes with just a screwdriver. Lifetime mechanical and finish warranty. #92580-022