Spring Hinge Steel Material Bronze Finish With Holes 4 Holes per Leaf No Ligature Resistant 270 Degrees Range of Motion Orientation Non Handed 4 1/2 in Door Leaf Height 4 1/2 in Frame Leaf Height 2 1/4 in Door Leaf Width 2 1/4 in Frame Leaf Width 0.134 in Door Leaf Thickness 0.134 in Frame Leaf Thickness Plain Bearing Type Square Corners Included Hardware Full Mortise Mounting Steel Pin Material Nonremovable Pin Type