The Eagle Group A4-63-1830S is a versatile add-on shelving unit designed to enhance your storage capabilities. This 4-tier unit measures 30"W x 18"D x 63"H and features durable wire shelves constructed with a patented QuadTruss® design for optimal strength and stability. It includes two 63"H posts and two "S" hooks per shelf, allowing for easy organization and accessibility of your items. The stainless steel finish not only provides a sleek appearance but also ensures durability and resistance to corrosion. This shelving unit is knockdown (KD) for easy assembly and is NSF certified, making it suitable for various commercial and industrial applications.