The flat trailers usually adopt press-on solid tires with low platform and large loading capacity. It is so safety, simple and durable without tire blowout risk. Itself is no power and should be towed by forklift or tractor. The one or more flat trailers as well as one forklift or tractor make up a series vehicles train to horizontally transport cargos and handle large equipment.
These flat towable trailers can be towed by forklift or other motor machine with one or more trailers in tow for one time, which make up as a flat trailer train to improve efficiency.