The Metro 5X557EGX3 is a durable all-plastic mobile shelving unit designed for versatility and strength. Measuring 48"W x 24"D x 80"H, it features four corrosion-proof open grid shelves, each with a removable shelf mat, and one solid corrosion-proof shelf, also equipped with a removable mat. Each shelf can support up to 800 lbs, making it ideal for heavy-duty storage needs. Constructed with four sturdy polymer posts (MX74UP) and fitted with four stem casters for easy mobility, this shelving unit is perfect for various environments. It also includes built-in antimicrobial product protection, ensuring a cleaner storage solution. NSF certified for safety and quality.