【Maximum load capacity 150 lbs, service life 30 years】The three sections of the guide rails are made of 1.5mm thick Q235 steel plate, high-strength, high-density and high-quality cold-rolled steel. It can bear heavy load storage without deformation. The bottom is equipped with a limited rubber pad and is made of ABS plastic, which has good wear resistance and impact resistance. After testing, the opening and closing times have reached more than 150,000 times. 【Removable ball bearing drawer slides】Two sets of ball bearings are designed inside the slides, all made of solid steel balls. In addition to maintaining the smoothness of the slide rail, it can also effectively increase the load capacity of the slide rail. There is a hidden detachable button on the back, which can be pushed to remove the slide rail, making it easier to install and clean the drawer. 【Full Extension Slides, Double Anti-Rust】The full extension heavy-duty drawer slides support full-space entry and exit, and the