Schlage B560 626 Medium-Duty Single Cylinder Deadbolt – Satin ChromeB560 626 Architectural quality for medium duty commercial applications High quality satin chrome finish For 1 3 8 to 2 door thickness Adjustable backset (2 3 8 and 2 3 4) with lock in place helix design Non handed field reversible The integrated anti pry shield protects latch Seamless steel construction from the beginning of latch to the back of bolt Zinc bolt with spinning hardened steel pin inside 10% larger diameter deadbolt Thick metal security