https://www.dfichk.com/products/flatrack-container/ DFIC professionalize on manufacturing all kinds of flat-rack and convertible fact-rack container. Flat Rack Containers are a type of special purpose containers with walls only on the short end. Due to different dimensions or abnormal loads, these flat rack shipping containers are used when the cargo must be loaded from the top or sides such as cars, oversize machine and other special merchandises. FLAT RACK CONTAINER DIMENSION Flatracks container can be collapsible or non-collapsible, and they can have walls or not. Their measurements, however, remain roughly the same. The common flat rack container size includes 20ft and 40ft, and other special sizes can be customized by DFIC.