Ejoyous Automatic Heavy Duty Door Closer, Overhead Fire Rated Spring Hydraulic Opener for Interior Commercial or Domestic Use 45-75 kg

【Aluminum Alloy】: This automatic heavy duty door closer is made of aluminum alloy material, commercial and fire grade, high strength and hardness, anti rust, oxidation and heat, not easy to deform bend or be damaged
【Flexible Swing】: This door closers for interior door has been tested for over 1'000'000 cycles open and close rounds, super flexible swing and not easy to stuck, an extra stable structure allows it to bear weight up to 65kg,
【Adjustable Speed】: The two valves of this hydrolic door closer is independent, you can control both the swing motion speed and the catch closing speed to suit the environment in which the closer is placed so it won’t damage the door or hurt people
【Wide Application】: Door automatic closer is suitable for door width 600-1200mm, great for single door or double door, right and left opened door, wood door or glass door, residential and commercial door, fire door, hotel, condominium, apartment complex, warehouse
【Easy Installation】: Door cl