SIZE: Total length is 7 inches, and pin diameter is 3/4 inches, The thickness of mounting plate is 0., 4 inch Made of high-quality standard steel AISI 1045 · Rust and corrosion-resistant · Each gate hinge loads up to 2200lbs · Smooth and squeak-free operation · Total load... Do you need gate hinges to hold up your heavy duty swing gate and save your gate from sagging? If yes, these gate hinges can be of a great help! Snapklik.co : 2-Set Gate Hinge 7, Weld-on Hinge Barrel Style For Weld On Gate Hinges 2 Pack 7 Inch Heavy Duty Barrel Gate Hinge Weld On Barrel Gate Hinges Trailer Grease Fitting Ball Bearing Hinge Material: Barrel gate hinge is made of high quality AISI 1045 standard steel ( It's not made of weak iron or powder steel ); The hinge precise processed by CNC machine which is sturdy and heavy duty; Surface zinc-plated to resist rust and corrosion Snapklik.co : HLOptio Heavy Duty Weld-on Barrel Hinges - 5 Inch Specification: Material: 1045 Steel Total Length: 7 Inches Total Load Capcity: 4400 Lbs Package included: 2 x Gate Hinges These gate hinges can hold up to 4400lbs and with grease fitting and an internal ball bearing, they could rotate smoothly and without any squeak noises.