National Hardware Utility Hinge, 7 lb Weight, Door Leaf Width: 1 in, Door Leaf Thickness: 0.045 in, Frame Leaf Width: 1 in, Frame Leaf Thickness: 0.045 in, Number of Knuckles: 5, Pin Type: Fast Spun, Pin Diameter: 0.106 in, Orientation Type: Left, Right, Mortise Mounting, Number of Mounting Holes: 4, Mounting Hole Diameter: 0.165 in, Hole Spacing: 5/8 in, Aluminum/Cold Rolled Steel, Zinc, Dimensions: 1 in L x 1 in W