The Eagle Group A4-63-2160S is a versatile add-on shelving unit designed for efficient storage solutions. This 4-tier unit measures 60"W x 21"D x 63"H and features durable wire shelves constructed with a patented QuadTruss® design for enhanced strength and stability. It includes two 63"H posts and two "S" hooks per shelf for easy organization and accessibility. 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 commercial and industrial environments.