OEM 45-65kg High Quality Fireproof Overhead Die-Cast Aluminum Alloy Hydraulic Exposed Door Closer

OEM 45-65kg High Quality Fireproof Overhead Die-Cast Aluminum Alloy Hydraulic Exposed Door Closer. High Durability: Over 500,000 tested cycles ensure long-lasting performance. Premium Material: Constructed from high-quality die-cast aluminum alloy. Adjustable Speed: Features adjustable sweeping and latching speeds for precise control. Multi-Certified: Certified with EN1154, UL228, CE, CCC, and other global standards. Custom Color: Offers silver or custom color options to match your design. Long Warranty: Comes with a comprehensive three-year warranty coverage. Wide Application: Suitable for interior/exterior wood or metal doors in various settings. Expert R&D: Developed by an R&D team led by well-known door closer experts.