Deadbolt Less Cylinder, Cylindrical, Commercial, Lockset Grade 1, Series QDB1, Lockset Finish Satin Chrome, Keyway Type Best F, Key Type Different, Standards ANSI A156.5, No, Lockset Fire Rating Not Rated, Backset 1 1/2 in, Ligature No, Cylinder Single SFIC, Faceplate Dimensions 1 in x 6-7/8 in, For Door Thickness 1 5/8 in to 2 in, Includes Hardware, Material Brass, Number of Keys 2, Pins 6, Security Type Heavy-Duty, Strike Dim. 2-3/4 in, Throw Length 1 in