AA5104 Description: AA5104 ASSA ABLOY Euro mortise lockcaseDoor thickness: 35mm to 50mm Finish: SSS - Satin Stainless Steel Outside: Bolt is locked or unlocked by key or turn Inside: Bolt is locked or unlocked by key or turn AA510RRoller Bolt Entrance Lockcase AA5100 Series R53-4/38Toilet Indicator - Accessories AA5103Entrance Lockcase - AA5100 Series