The Eagle Group A4-63-2130C is a versatile add-on shelving unit designed for efficient storage solutions. This 4-tier unit measures 30"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 secure hanging options. The chrome-plated finish not only adds a sleek look but also ensures easy cleaning and maintenance. This shelving unit is knockdown (KD) for convenient assembly and is NSF certified, making it suitable for commercial use.