Schlage BR262 Double Cylinder Deadlock KD Polished Brass

Grade 2 double cylinder deadbolt with 1" bolt. Lock or unlock door from outside and inside with key.  Ideal for doors with glass to prevent intruders from breaking glass to enter when premises are vacant. Each lock has two keys. Deadbolt is adjustable for 2 3/8 or 2 ¾ backset.  Finish is US3.