These heavy-duty drawer slides are built from high-hardness steel for durable performance in cabinets, industrial drawers, vehicles, and other storage applications. The full-extension 3-fold design gives you complete access to the drawer contents. A dual-lock mechanism helps keep drawers securely in place during movement, while double-row ball bearings promote smooth operation. The galvanized finish helps resist rust and wear for long-term use. Installation hardware is included for added convenience.