Fire Door Closer Hydraulic Silent Auto-Close for Interior/Commercial Use Easy Install Heavy Duty Adjustable Spring Mechanism 071 Large Size

*Product Name:** Hydraulic Automatic Door Closer**Product Features:**- Aluminum alloy material- Wear-resistant and durable- Oil leakage resistant- Rust-resistant- Adjustable closing speed- Easy to install- Compact door closing size- Easy to push open the door**Product Advantages:**- Passes long-term opening and closing tests- Selected aluminum alloy body with high-quality accessories- Wear-resistant and oil leakage resistant**Excellent Performance:**- Efficient gear system ensures smooth door closing experience**Large Size Specifications:**- Load capacity: 80 kg- Material: Aluminum alloy- Suitable door weight: 65 kg / 85 kg- Closing speed: Adjustable within 180°-15° range- Latching speed: Adjustable within 15°-0° range- Suitable environment: Applicable for -20°C to 50°C environment- Size: Large**Precision Structure:**- Stable piston cylinder and spring- Selected materials matched with gear shaft ensure stable operation, using high-strength spring steel with good anti-tempering stability.**Precautions:**- Before installing the door closer, do not rotate the center shaft 180°, otherwise it will damage the door closer and make it inoperable.**Packaging Contents:**- 1 x Door closer (as selected)- Screws- Cap- Illustrated manual with drilling template