Concealed Hinge Zamac/Steel Material Satin Brass Finish With Holes 4 Holes per Leaf No Ligature Resistant 180 Degrees Range of Motion Orientation Non Handed 5 1/2 in Door Leaf Height 5 1/2 in Frame Leaf Height 1 3/8 in Door Leaf Width 1 3/8 in Frame Leaf Width 2 in Required Door Thickness Rounded Corners Included Hardware Full Mortise Mounting Steel Pin Material Nonremovable Pin Type ANSI/BHMA 156.1-2006 Standards