Deadbolt Cylindrical Commercial Educational Healthcare Industrial Institutional Lockset Grade 1 Series 8T Lockset Finish Oil Rubbed Bronze Keyway Type None Key Type Not Keyed Standards ANSI A156.36 ADA Compliant Yes Lockset Fire Rating 3 hr Backset 2 3/4 in Ligature Resistant No Cylinder Double Faceplate Dimensions 1 in x 2-1/4 in For Door Thickness 1 3/4 in For Use With Various Door Types Includes Hardware Material Steel Number of Keys 0 Pins 0 Security Type Heavy-Duty