General description Aolissheng heavy duty drawer slides are designed for durability and smooth operation. These full extension ball bearing drawer slide rails can withstand a maximum load of 70 kg and have been tested to exceed 100,000 opening and closing cycles, ensuring a lifespan of over 30 years. Technical specifications Size: 400mm Installation thickness: 12.7 mm (each) Width: 50 mm Maximum load: 70 kg Total length: 81.3 cm Contents: set of 2 (1 pair of rails) Installation Mounting brackets and screws are not included. Metal parts can be sharp during installation; it is recommended to wear gloves for protection. Usage Features removable and fully extendable design for easy access. Includes a plastic buckle on the back of the inner rail for easy removal by pressing and pulling. Designed with 3 folding slides for smooth and quiet operation, reducing noise during use. Other information Constructed with high-quality electroplating and blue plating for enhanced anti-rust and