250lbs Heavy-Duty: Crafted from high hardness steel measuring 0.77 in/19.5 mm thick, these drawer slides boast an impressive weight capacity of up to 250 lbs. The galvanized finish ensures long-lasting resistance against rust and wear, making them suitable for various applications such as shelving, cabinets, industrial drawers, RVs, trucks, and vending machines. Double Lock Design: Our full extension dresser drawer slides feature a dual locking mechanism that provides enhanced security. With a simple press, the slides lock firmly, preventing your items from slipping off even on rough roads. Smooth & Silent Operation: Designed with a double-lock system, these slides offer superior stability and security compared to slides with no lock or only one lock. The double-row ball bearing ensures smooth and effortless sliding when opening and closing drawers. The nylon cushioning on the center slides minimizes noise and eliminates bouncing