Type: General Entrance Grip Ball Sash Maker: Sankyo Aluminum, Form: Entryway Backset: 3.9 inches (100 mm), Front Dimensions: 5.2 x 1.0 inches (132 x 25.5 mm), Hole Center: 4.3 inches (110 mm), Door Thickness: 1.0 - 1.3 inches (25 mm) Front Top and Bottom L Front Sign: UC