The Eagle Group A4-74-2172S is a versatile add-on shelving unit designed to enhance your storage capabilities. This 4-tier unit measures 72"W x 21"D x 74"H and features durable wire shelves constructed with a patented QuadTruss® design for optimal strength and stability. It includes two 74"H posts for secure assembly and comes with two "S" hooks per shelf for added convenience. The stainless steel finish not only provides a sleek appearance but also ensures easy cleaning and maintenance. This shelving unit is KD (knockdown) for efficient shipping and storage and is NSF certified, making it suitable for commercial use.