Slim, traditional mortise lockset with skeleton key lock from both sides. Door thickness 3/4″ to 1-3/4″, backset 1″. Faceplate dimen sions: 4-1/4″ L x 1″ W. Works with both inward and outward door openings. Set INCLUDES lock, handles, escutcheon, striker plate and two keys. Both are made of chrome brass.