This sturdy rack is built with electro-zinc plated steel. After use it can be folded down and stored upright. Built with solid steel hinges and rolls on 6" x 2" casters, 2 rigid and 2 swivel for easy movement. Comes with one shelf that is completely hinged and collapses with in the cart and push bar. Optional brakes are available -- contact dealer for details. FOB Shipping Point.