Deadbolt Cylindrical Multi-Family Residential Lockset Grade 1 Series B60N Lockset Finish Oil Rubbed Bronze Keyway Type C Key Type Different Standards ANSI/BHMA A156.2-2011 ADA Compliant Yes Lockset Fire Rating 3 hr Backset 2-3/8 in or 2-3/4 in Ligature Resistant No Cylinder Single Faceplate Dimensions 1-1/8 in x 2-1/4 in For Door Thickness 1-3/8 in to 1-3/4 in For Use With Various Door Types Includes Decorative Interior Trim Handleset Hardware Material Brass