The Metro PR-184874K3-A-4 is a durable shelving unit designed for versatility and strength. Measuring 18"W x 48"D x 74"H, this Super Erecta Pro® add-on unit features four corrosion-resistant shelves equipped with removable polymer shelf mats, ensuring easy cleaning and maintenance. It includes four bags of split sleeves for secure assembly and two sturdy metal posts for enhanced stability. Additionally, the unit comes with eight MetroMax Q intermediate S-hooks, allowing for efficient organization of items. NSF certified, this shelving unit is ideal for commercial and industrial use, providing reliable storage solutions in various environments.