The WCT4-1836-74 Jaken chrome wire add-on module extends your storage capabilities with its dimensions of 18" W x 36" D x 74" H. This four-shelf unit features corrosion-resistant, easy-clean chrome-plated steel and enhances air circulation with its open-wire design. Perfect for backrooms, retail stockrooms, and light industrial zones, it securely attaches to Jaken starter units to optimize your storage needs.