Thanks guys!
@ Lil Giants
You are right, it´s mostly spinning
![Big Grin](images/smilies/biggrin.gif)
Despite a 50 page document with notes for all parts and some excel pages.
Here a few close-ups of parts for the articulation:
![](https://drive.google.com/uc?id=0B_yTu9ivQsvfckJldTBMOW9zVmM)
The two center bolts (M3) and their nuts will be replaced by ones having a scale head.
Edit: The rear eyes for the articulation cylinders are combined with the rear axle supports.
Stefan