Deadbolt w/Thumbturn Cylindrical Commercial Lockset Grade 2 Series D Lockset Finish Satin Chrome Keyway Type Schlage C Key Type Master Standards ANSI A156.5 UL Fire Listed ADA Compliant No Lockset Fire Rating Not Rated Backset 2 3/4 in Ligature Resistant No Faceplate Dimensions 2-1/4 in x 1 in For Door Thickness 1 3/8 in to 1 3/4 in For Use With Hollow Metal or Wood Doors and Frames Includes Emergency Override Key Material Steel Number of Keys 1 Strike Dim. 2-3/4 x 1-1/8 in