Fuh. it turned out to be much more complicated than I thought.
But the raze kit is ready!!!
model is available for my patreon !
in more detail you can see it on mine
https://www.artstation.com/artwork/4bAP91
and especially watch the video. I spent more than a day on this!
https://www.youtube.com/watch?v=XPmlOayZRx0