Moritse Lockset, Style 40H Lock Body, Location Type Commercial, Residential, Mechanical, Backset 2 3/4 in, Strike Type None, Series BM, Required Door Thickness 1 3/4 in, For Use With Hollow Metal and Wood Doors, Keyway Type N/A, Number of Keys 0, Standards ANSI A156.13, Includes Mounting Hardware, Features Ventura Design, N/A