Model 293 collapsible folding carts are ideal for heavy audio visual equipment and make nice work stations for multi-component systems. Up to four padded shelves can be positioned to fit your varied components. Three restraining straps are included per shelf. These collapsible folding carts are made to lift easily into any van. The hand trucks feature large bicycle-type rear tires that make for stable rolling over irregular terrain. Front wheels swivel for precise maneuverability, and lock for stationary use. Click on our web site at www.fernosalesmaker.com for more information on collapsible folding carts.