Mechanical, Knob, Cylindrical, Lockset Function Privacy, Lockset Grade 2, Ball Style, Satin Chrome Lockset Finish, Keyway Type Emergency MK, Key Type Different, Standards ANSI A156.2, No, Lockset Fire Rating 3 hr, Backset 2-3/8 in, Ligature No, For Use With Wood or Metal Doors, Includes Latch, Mounting Hardware, Strike, Item Knob Lockset, Key Material Steel, Knob Material Wrought Brass, Location Type Commercial, Lockset Performance Strength Heavy Duty, Number of Keys 1