The Metro 5AQ457G3 is a versatile add-on shelving unit designed for durability and efficiency. Measuring 48"W x 21"D x 74"H, it features five quick-adjust shelves that allow for easy customization of storage space. Each shelf is equipped with removable polymer open-grid mats, promoting airflow and preventing moisture buildup. The unit is supported by epoxy-coated one-piece steel frames and two sturdy polymer posts, ensuring stability and strength. Enhanced with Microban antimicrobial product protection, this shelving unit helps inhibit the growth of bacteria and mold. Each shelf includes two "S" hooks for added convenience. This unit is NSF certified, making it suitable for various commercial and industrial applications.