Enhance your door functionality with this high-performance Door Closer, expertly crafted from high hardness aluminum for superior strength, durability, and stability. Designed to accommodate doors up to 80kg (176.4lb) and approximately 600x1200mm (23.6x47.2in), this door closer efficiently controls closing speed and locking strength, making it ideal for fire doors, stainless steel doors, wooden doors, and more. Key Features: · Durable Aluminum Construction: Made of high hardness aluminum material, ensuring long-lasting durability and stable operation in various environments. · Adjustable Speed Regulation: Features a 2-stage speed control system allowing precise adjustment of closing speed. Tighten the screw clockwise to reduce closing speed and loosen counterclockwise to accelerate the door closing process. · Positioning and Non-Positioning Modes: Equipped with a stop device enabling easy switching between positioning (door held open at a fixed angle) and non-positioning modes, enhancing usability for different applications. · Hydraulic Square-Shaped Shaft with Speed Control Valve: Provides accurate and smooth closing performance with positive and negative force regulation for consistent door movement. · Smooth Sliding Mechanism: The sliding moving track ensures firm connection and smooth sliding action, while facilitating convenient installation. · Versatile Application: Suitable for a variety of door types including fire doors, stainless steel doors, and wooden doors, enhancing safety and convenience in residential, commercial, and industrial settings. Specifications: · Item Type: Door Closer · Material: Aluminum · Weight: Approx. 1700g / 60oz · Door Closer Plate with Speed Regulating Hole Size: Approx. 277x218x32mm (10.9x8.6x1.3in) · Small Hole Size: Approx. 20x20mm (0.8x0.8in) · Door Closer Plate Size: Approx. 329x306x22mm (13.0x12.0x0.9in) · Slide Bar Size: Approx. 460x29x19mm (18.1x1.1x0.7in) · Door Closer Shell Size: Approx. 230x58x32mm (9.1x2.3x1.3in) · Suitable Door Weight: Up to 80kg / 176.4lb · Suitable Door Size: Approx. 600x1200mm (23.6x47.2in) · Closing Speed: Adjustable between 5-10 seconds · Locking Strength: Adjustable Closing Range Details: · First Stage Speed Regulation: Controls closing speed from 90° to 15° · Second Stage Speed Regulation: Controls closing speed from 15° to 0° This precision-engineered Door Closer combines robust material construction with advanced hydraulic technology to deliver safe, reliable, and adjustable door closing control. Whether used for fire safety compliance or everyday convenience, it ensures smooth and controlled door operation with customizable speed and positioning options. Upgrade your door hardware with this stable and durable door closer designed for effortless installation and long-term performance.