The Metro PR-214863K3-S-4 is a durable shelving unit designed for versatility and strength. Measuring 21"W x 48"D x 63"H, it features four corrosion-resistant shelves equipped with removable polymer shelf mats, making it ideal for various storage needs. The unit includes four bags of split sleeves and four sturdy metal posts for easy assembly and stability. NSF certified, this shelving unit is perfect for both commercial and residential use, ensuring a reliable solution for organizing your space efficiently.