The arrangement extends the width of the vehicle and covers the running wheels (8) of the vehicle with its horizontal bars (2,3). The arrangement provides a substantial part of the structural rigidity of the vehicle. The running wheels of the vehicles are ...

The frame arrangement fits along the outer width of the vehicle and has horizontal bars (2,3) that fit outside the vehicle wheels to provide a large proportion of the structural strength of the vehicle. The wheels are arranged at a support frame (1) using ...