Fire Hydrant Door HingesMetal Square Pipe Door Hinges,180 Degree Open,Weld onto The Gate or Screw mountingMax Load 200LB for Swing Door Gate2 Pack

Made of high quality stainless steel, sturdy and durable,7-bearing designstrong load-bearing, can hold up to 200 pounds, used to create a sturdy iron frame fence gate | Door frame please use square tube as bracketmaximum width of square tubing is less than 2"Otherwise the screws won't penetrate the tubeIf welded mounting any size tube can be used. | For fire hydrant doors, metal doors, and pipe access doors | Comes with - two hinges, stainless steel screws, | "Simple installation, hinges are installed at least 1~2mm away from the outer edge of the frame. Install the hinge with the word Door on the door. Opening angle 0~180."