General Description The Aolissheng drawer slide is designed to provide exceptional durability. It has been tested by professional institutes and can withstand more than 100,000 openings and closings, with a normal lifespan exceeding 30 years. Technical Specifications Size: 400 mm 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 on the left and right) Mounting brackets and screws not included Compatibility and Accessories Compatible with various standard drawers. The necessary accessories for installation are not included. Installation For proper installation, it is recommended to wear gloves, as the metal parts can be sharp. The slide is easily attached with a plastic buckle on the back, which allows the inner rail to be safely removed. Use This slide is designed for smooth and quiet operation, allowing easy access to drawers without rubbing noises or collisions when opening and closing. Other Information