The Milwaukee PackOut Racking Kit includes two PackOut racking shelves and two lengths of E-Track to attach and mount the racking system to a wide variety of surfaces, including vans, trucks, trailers, garages and shops. These tool storage racks have a 50 lb. weight capacity per shelf with metal reinforced frames and impact-resistant bodies that allow for customization of a PackOut System. 20' H X 21.5' W X 17.6' D