Piano Hinge, Ligature Resistant No, Bronze Material, 180 Degrees Range of Motion, Unfinished Finish, With Holes, 600 lb Load Capacity, Non Handed Orientation, 11/16 in Overall Knuckle Height, 83 in Door Leaf Height, 83 in Frame Leaf Height, 1 11/16 in Door Leaf Width, 1 7/16 in Frame Leaf Width, 0.125 in Door Leaf Thickness, 0.125 in Frame Leaf Thickness, 1-3/4 in to 2-1/4 in Required Door Thickness, Included Hardware, Varies Hole Spacing, 13 and 16 Holes per Leaf, Full Surface Mounting