For use on exterior doors where keyed entry and security is needed Universal handing; fits both right handed and left handed doors Latch includes square corner faceplate Ansi/bhma grade 3 certified Includes adjustable backset to fit all standard door preparations The classic design of Tylo Keyed Entry Knob is at home in any decor. Its style lends a graceful finish to any door. Inside knob locked or unlocked by turnbutton. Fixed 2-3/8″ backset. 1″ diameter square corner deadlatch. Finish: Satin Chrome Inside knob locked or unlocked by turnbutton Fixed 2-3/8″ backset 1″ diameter square corner deadlatch Square corner strike EZ install Box pack.