STOREROOM KEYED ENTRY ALWAYS LOCKED: For shared spaces requiring extra security, exterior is always locked and requires a key to open, lever locks once key is removed. Free interior always allows exit SMARTKEY SECURITY: Kwikset’s SmartKey Security technology protects against advanced break-in techniques and allows you to re-key your lock yourself in seconds PREMIUM CHASSIS: Kwikset’s exclusive chassis uses dual compression springs, keeping the lever straight and wobble-free over the lifetime of the product and enhancing its strength and rotational feel CERTIFIED TRUSTED QUALITY: Security, Durability and Finish are Grade AAA BHMA certified, designed for the highest level of security and the toughest environments with frequent use KEYED ENTRY, PASSAGE INTERIOR: Always locked, key is required to unlock, door automatically relocks when key is removed. Interior lever never locks for quick egress WARRANTY PROTECTION: Our products are backed by a lifetime mechanical and finish warranty with great customer service, see Kwikset warranty for more details EXTERIOR ALWAYS LOCKED: Exterior keyed lever stays locked, securing room when door is closed and latched. A deadlatch prevents latch bolt from being retracted with tools like a knife or credit card EASY INSTALL REVERSIBLE LEVER: Do it yourself, installs in minutes with just a screwdriver. Reversible handle for left- or right-handed doors, detailed directions provided BOX INCLUDES: Storeroom lever, adjustable latch with round and square front options or a drive-in collar, round corner strike, SmartKey tool, 2 Kwikset keys, installation hardware and Allen wrench FITS STANDARD DOORS: Fits standard size doors 1-3/8" to 1-3/4" thick, latch backset adjusts to either 2-3/8" or 2-3/4" by sliding the adjustment pin during installation