We are a professional manufacturer for semi trailers and trailer parts, such as
1)suspensions (bogie,air suspension, American mechanical suspension and German mechanical suspension etc)
2) axles (American and German, BPW type and FUWA type,drum axle)
3)fifth wheels (2" and 3.5"),
4)king pins (2" and 3.5",weldable and Bolton),
5)landing gears (inboard gear and outboard gear/one side operation or two side operation)
6)other components like twist container locks, screw locks, brake chamber, wheels, tires, and other functional components are also available.