Heavy Duty Hydraulic Adjustable Automatic Door Closer!

BEST QUALITY: High-Quality Hydraulic Door Closer is made of commercial-grade aluminum alloy, hydraulic operated, totally automatic closing, speed adjustable, gives you an easy and safe life, protects your door and lock. Note: This door closer doesnt support the hold-open function.and ALL-PURPOSE ADJUSTABLE: Works with all types of medium doors — right or left opened doors, wood and metal doors, residential and commercial doors, home or office use, and fire doors, exterior/interior door closer.and APPLICATION SCOPE: Door Closer Commercial applies to door weight between 65-85kg(143lb-187lb), door width 80-120cm(31′′-47.2′′), Door open range: 180andordm; maximum. Not suited for the light door. SPECIALITY: Antioxidative, anticorrosive, rustless, steady, abrasion-resistant, weatherproof, hydraulic, quiet, and safe closer, with adjustable speed