Spring Hinge Plastic Material Black Matte Finish 154 lb Self-Closing/990 lb Gate Load Load Capacity With Holes 2 Holes per Leaf No Ligature Resistant 180 Degrees Range of Motion Orientation Non Handed 4 3/4 in Door Leaf Height 4 3/4 in Frame Leaf Height 1 3/8 in Door Leaf Width 1 3/8 in Frame Leaf Width 0.39 in Door Leaf Thickness 0.39 in Frame Leaf Thickness Square Corners Included Hardware Full Surface Mounting 1 7/16 in Overall Knuckle Height 1 Pair