Spring Hinge, Stainless Steel Material, Satin Stainless Steel Finish, 125 lb Load Capacity, With Holes, 4 Holes per Leaf, No Ligature , 270 Degrees Range of Motion, Orientation Non Handed, 4 1/2 in Door Leaf Height, 4 1/2 in Frame Leaf Height, 1 5/8 in Door Leaf Width, 1 5/8 in Frame Leaf Width, 0.134 in Door Leaf Thickness, 0.134 in Frame Leaf Thickness, 1 3/8 in Required Door Thickness, Ball Bearing Type, Square Corners, Included Hardware, Full Mortise Mounting