360° Rotation Pneumatic hinge for heavy duty Revolving Door

Revolving Door Hinge 360° Rotation 90 Degree Positioning Heavy Duty 300kg Stainless Steel Pneumatic Door Shaft self Closing Pivot Hinge Screen Arched Door Framed Glass Door Floor Spring Hinge 1 Set About this item Self-closing: The hinge can be rotated 360 degrees, positioned 90 degrees, self-closing, soft-closing. Suitable for all kinds of revolving doors, arched doors, metal frame doors, wooden doors. Buffer positioning: The single-cylinder pneumatic door shaft with a diameter of 38mm has good buffer performance, easy installation and smooth door opening and closing. Strong load-bearing capacity: High-quality material: The main body is made of stainless steel, the shaft head is made of cast iron, with an anti-oxidation layer, good firmness and long service life. Packaging: 1 set of hinges (including bearing heads and other components) + screws, etc. needs.)