3 Pcs 4 x 4 inches Self Closing Door Hinges, 201 Stainless Steel Heavy Duty Automatic Close Adjustable Tension Spring Hinges with Screw, 2.9 mm Thickness, Max Load 66 lb - MOUNTAIN_ARK

• Material of Door Hinges and Screw: 201 Stainless Steel, Brushes Polish Size: 4 x 4 Inches (100 x 100 mm), Thickness: 2.9 mm, Load 66 lb (30 kg) for three hinges. Max 10N spring tension, 305 degree max rotation angle, self closing door design and adjustable Spring. Included 201 stainless steel screw and allen wrench which can adjust the spring tension with clockwise rotation hinges' axie. 3 Pcs Self closing door hinges, using for door that thickness is above 3cm. Tips: Please using within the load capacity range (66lb / 30 kg). If the door's weight over the load capacity, it will be caused that the door can not auto close and spring become weak., Manufacturer: MOUNTAIN_ARK