US Heavy 4-boogie Car G-Scale

Here is my version of a Heavy 4-boogie Car.
There are space for two 5x20x200 steal bars in the frame to add some weight.
3D Print:
2 x FrameEnd.stl
1 x FrameMidt.stl
4 x BomLåg.stl (to cover the nuts)
2 x Bom.stl
4 x Gulvplanker.stl (in Wood PLA) or get a wooden from cotter.dk using "Visio-Trædæk.pdf"
You will need:
4 x boogie
4 x M6 nut
4 x M6 bolt
4 x M3 screws (For assembly of FrameEnd & FrameMidt)
4 x M3 nuts