Trailer Part, Steel Wheels manufacturer / supplier in China, offering Heavy-Duty KNOTT KF27B Overrun Device & K27A Ball Hitch (1400-2700kg), KNOTT KF27B Overrun Brake System with K27A Hitch for 2700kg V-Drawbar Trailers, KNOTT KF27B overrun device with K27A hitch for 2700 kg trailer with V-type drawbar and so on.