This is a new Kwikset Signature Series SmartKey deadbolt, keyed on one side, in a sleek matte black finish. It features SmartKey Security, allowing you to re-key your lock yourself in seconds, and offers superior protection against kick-ins, bumps, picks, drills, and saws. This deadbolt is BHMA certified Grade 1 for highest residential security and durability. It includes all necessary components for installation: complete SmartKey set, 2 Kwikset keys with reset tool, latch, strike, and screws. Designed for easy 3-step installation and compatible with standard door preparations (2-3/8″ and 2-3/4″ backsets). Ideal for residential or light commercial use where high security and convenience are desired. Comes with a lifetime manufacturer warranty.