The Vevor heavy-duty drawer slides are designed for secure, smooth drawer operation in cabinets, industrial storage, RVs, trucks, and commercial equipment. This 1-pair set features a 3-fold full-extension design with a locking mechanism to help keep drawers firmly in place. Built from high-hardness steel with a galvanized finish, the slides are made for durability, corrosion resistance, and long-term use. Double-row ball bearings and nylon cushioning promote quiet, stable movement. With a 250 lb load capacity, these slides are suited for demanding storage applications.