Key Control Deadbolt, Cylindrical, Commercial, Lockset Grade 2, Series QDB2, Lockset Finish Satin Chrome, Keyway Type KC, Kwikset KW1, Key Type Different, Standards ANSI A156.5, No, Lockset Fire Rating Not Rated, Backset 2 3/8 in or 2 3/4 in, Ligature No, Cylinder Single, 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 Control and Master Keys, Material Brass, Number of Keys 2, Pins 6 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)