Square trailer door hinge with reverse bracket allows door to swing 270 degrees. Hinge has 1/2 inch non-removeable pin. Bracket measures 4-1/2 inch x 1-5/8 inch. Strap measures 2 inch x 8 inch. Made of 8 gauge steel, zinc plated to resist corrosion. Mounting holes are 3-1/4 inch apart on bracket, 3-5/16 inch apart on strap.