Upgrade your home security with the Austyle Quadlock by Superior Brass. This 60mm backset lock, finished in PVD Anti-Tarnish Brass, offers a sophisticated blend of style and security. Crafted from durable 304 stainless steel, this lock is built to last. The face fix design allows for easy installation. The Austyle Quadlock is reversible for both left and right hinged doors and is compatible with Euro Cylinders (purchased separately). Its multi-function design offers passage, privacy with escape, deadlatch, and deadbolt options, providing versatile security for any door. Superior Brass is known for its high-quality hardware. Explore our selection of locks and latches, or browse our hardware category for more home improvement solutions. Looking for something specific? Check out our brass hardware, gold hardware and Euro Locks collections.