B660P609 - Grade 1 Single Cylinder Deadbolt C Keyway - Antique BrassFor more than 90 years, Schlage has been creating the strongest and most technologically advanced security products for homes, multi family, commercial, and institutional buildings. We have been meticulous designers, painstaking engineers, and proud craftsmen. From durable mechanical locks to comprehensive electronic access control solutions and biometrics, Schlage provides protection at critical moments when property and personal security are at