Drawer Slides 18-60 Inch Full Extension, 500lbs Heavy Duty Ball Bearing Slides - 3-Fold, Double Lock, Quiet Close for Cabinets, Shelves, RV

【Heavy Duty Construction】: Crafted from 0.77 in/19.5 mm thick high hardness steel; supports up to 500 lbs per pair; galvanized finish resists rust and wear for long-lasting performance in demanding applications like RVs and industrial use 【Double Locking Mechanism】: Incorporates a dual locking design for secure drawer closure; prevents accidental opening during transit or movement; ideal for mobile applications and added safety; provides peace of mind for stored contents 【Smooth & Quiet Operation】: Features double-row ball bearings for effortless sliding; integrated nylon cushioning reduces noise and impact during extension and retraction; ensures a refined user experience in residential and commercial settings 【Full Extension Design】: 3-fold full extension allows complete access to drawer contents; slides measure 31 inches/793 mm in length, 3 inches/76 mm in width, and 0.77 inches/19.5 mm in thickness; maximizes drawer space utilization 【Versatile Compatibility】: Suitable for various applications including cabinets, shelving, drawers, RVs, trucks, and vending machines; ensure to measure drawer depth before installation; slide length must equal or exceed drawer depth for optimal performance