【Industrial Solid Steel Balls for Better Weight Support】The slide rail is equipped with two sets of ball bearings. Marbles inside are all made of solid steel balls. In addition to maintaining the mobility of the slide, it effectively increases the capacity of the slide. Slide load. Drawer slides The overall expansion allows access to the entire space and the drawers can be fully pulled out for easy storage. 【Rustproof, Long Service Life】The surface of the slide is coated with an electrophoretic process black, which isolates direct contact with water and air to prevent oxidation and rust of the slide and improve wear resistance. Corrosion. More than 100,000 opening and closing tests have been carried out. A test has been carried out to verify the durability, and the normal service life of the slide rail is more than 100%. 30 years. 【Full extension sliding slides】The slides at the total extension allow access to the entire space and the drawers can be pulled out completely for easy