Type: General Entrance Grips, Sash Maker: YKK Type: Display, Backset: 3.9 inches (100 mm), Front Dimensions: 4.1 x 1.7 inches (103 x 44 mm), Hole Pitch: 3.1 inches (80 mm), Door Thickness: 1.0 - 1.3 inches (25 - 33 mm), Front Shape: Plate, Front Sign: GF Type: Interior Lock.