Adjustable Spring Hinges, 3.5" X 3.5" with 5/8" Radius in Satin Brass - Self Closing Hinges - Door Closing Hinges - 2 Pack Pair of Adjustable Spring Hinges - Self Closing - Door Closing Adjustable tension Includes matching screws and hex wrench For door thickness 1 1/4" - 1 1/2", Gauge .097 (2.5 mm)