The Metro AQ416G3 is a versatile add-on shelving unit designed for durability and efficiency. Measuring 24"W x 21"D x 63"H, it features four quick-adjust shelves equipped with removable polymer open-grid shelf mats, allowing for easy customization and cleaning. The sturdy epoxy-coated one-piece steel frames provide robust support, while the two polymer posts enhance stability. Each shelf includes two "S" hooks for added convenience. With Microban antimicrobial product protection, this shelving unit helps maintain a cleaner environment. It is NSF certified, ensuring it meets strict public health standards.