Yale Security E1r Satin Chrome Double-Cylinder Deadbolt

Double cylinder deadbolt operates by key outside and key inside. Can be installed on doors prepared to ANSI/BHMA A156.115 specifications using a simple bored-hole installation for square or beveled doors, opening in or out. ANSI/BHMA Grade 2. 1-in throw, solid steel deadbolt with hardened, free spinning, steel pin insert. 1-year mechanical warranty.