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 Universal handing: fits both right handed and left handed doors Easy Install with just a screwdriver, latch has adjustable backset 2-3/8" to 2-3/4" to fit all standard door preparations Microban Antimicrobial product protection keeps door hardware 99.9% cleaner than unprotected surfaces