Deadbolt Cylindrical Multi-Family Lockset Grade 3 Lockset Finish Brass ADA Compliant No Lockset Fire Rating Not Rated Backset 2 3/8 in or 2 3/4 in Ligature Resistant No Faceplate Dimensions 1 in x 2-1/4 in For Door Thickness 1 3/8 in to 1 3/4 in For Use With Keyed Door Includes Strike Plate Material Steel Number of Keys 0 Strike Full Lip Radius Corner Strike Dim. 1 in x 2-1/4 in Throw Length 1 in