RV Designer H231, Overhead Door Support Hinge, 3-1/2 inch, 2 Per Pack, Cabinet Hardware RV Designer Support Hinges Hinge holds uPolar Whiteard opening cabinet doors in open position 3.75 Inch x 1.75 Inch Brass finish Screws included Package of 2 Overhead Door Support Metal Hinge 3 1/2". Hinge holds over door in open position. Fasteners included, 2pk