Well done , useful for my study purposes ... thanks !!

Multibody with possibility for changing the turning angle

ok

nice to see models like this, like it

It''s very rezarpado

Nice model

very good

i use the solid very nice but in the most cases come as surface

But i d''ont know how Upload.
I tryed two times
Do you know?
J''ai l''assemblage du modèle mais ne sais pac comment oploader sur le site