Deadbolt, Cylindrical, Commercial, Educational, Healthcare, Industrial, Institutional, Lockset Grade 1, Series 8T, Lockset Finish Satin Chrome, Keyway Type None, Key Type Not Keyed, Standards ANSI A156.36, Yes, Lockset Fire Rating 3 hr, Backset 2 3/4 in, Ligature No, Cylinder Double, Faceplate Dimensions 1 in x 2-1/4 in, For Door Thickness 1 3/4 in, For Use With Various Door Types, Includes Hardware, Material Steel, Number of Keys 0, Pins 0, Security Type Heavy-Duty