Spring Hinge, Steel Material, Satin Brass Finish, With Holes, 3 Holes per Leaf, No Ligature , 270 Degrees Range of Motion, Orientation Non Handed, 3 1/2 in Door Leaf Height, 3 1/2 in Frame Leaf Height, 1 3/4 in Door Leaf Width, 1 3/4 in Frame Leaf Width, 0.099 in Door Leaf Thickness, 0.099 in Frame Leaf Thickness, Plain Bearing Type, Square Corners, Included Hardware, Full Mortise Mounting, Steel Pin Material, Nonremovable Pin Type WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)