... .Apply to the transport loose cargo light, soft, with a low center of gravity and light weight, the quality of the ... stringers structure for optimum carrying effect.6. Well-known brand axles, suspension systems, high performance, and reliable to use, to ensure ... request. * We supply 20 feet and 40 feet Flatbed Semi-Trailer.* The semi-trailer could beFlatbed and skeletal, 2 axle and 3 axle according ...