Chicago Entrance Trim, shown with 5041 Knob Solid forged brass 5039 knob included, a la carte ordering available Must also order mortise lock and cylinder for specific door thickness Requires mortise pocket, can be installed on wood, metal and some fiberglass doors Most residential functions are fully reversible for both handing Accommodates door thickness of 1.75". Conversion kit available for 2.0" and 2.25" thick doors. Standard 6-pin available on all except 1" cylinders ANSI/BHMA A 156.13 Operational & Security Grade I when used in conjunction with Baldwin Commercial Mortise Locks Functions available: entrance, double cylinder, and full dummy