Deadbolt, Cylindrical, Commercial, Lockset Grade 1, Series QDB2, Lockset Finish Satin Chrome, Keyway Type Kwikset KW1, Key Type Different, Standards ANSI A156.5, No, Lockset Fire Rating Not Rated, Backset 2 3/4 in, Ligature No, Cylinder Double, Faceplate Dimensions 1 in x 2-1/4 in, For Door Thickness 1 3/8 in to 1 3/4 in, For Use With Wood or Steel Doors, Includes Keys, Material Brass, Number of Keys 2, Pins 6, Security Type Medium-Duty, Strike Dim. 1 in x 2-1/4 in WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)