Kwikset 992 Juno Entry Knob and Double Cylinder Deadbolt (Keyed on both side) Combo Pack featuring SmartKey in Satin Nickel For use on exterior doors where keyed entry and security is needed The double cylinder deadbolt is operated by a key on both sides of the lock; for single cylinder combo pack, purchase model #99910-034. Featuring SmartKey re-key technology; re-key the lock yourself in seconds in 3 easy steps Features an adjustable latch to fit all standard door preparations ANSI/BHMA grade 2 certified