Spring Hinge, Steel Material, Bright Zinc Finish, With Holes, 3 Holes per Leaf, No Ligature , 270 Degrees Range of Motion, Orientation Non Handed, 2 3/4 in Door Leaf Height, 2 3/4 in Frame Leaf Height, 1 15/32 in Door Leaf Width, 1 15/32 in Frame Leaf Width, 0.048 in Door Leaf Thickness, 0.048 in Frame Leaf Thickness, Plain Bearing Type, Rounded Corners, Included Hardware, Full Surface Mounting, Steel Pin Material, Nonremovable Pin Type