Mechanical, Knob, Cylindrical, Lockset Function Passage, Lockset Grade 2, Ball Style, Satin Chrome Lockset Finish, Keyway Type None, Key Type Not Keyed, 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, Knob Material Wrought Brass, Location Type Commercial, Lockset Performance Strength Heavy Duty, Number of Keys 0, Pins 0