The general trick! You must subdivide your cylinder in multiple objects (group(s)) then group them! ( here a group of 4 groups! + a box group ) [image: xVGl_GIF_cylinder.gif] (if there are no news functions created! I don't follow aespecially this sort of very tricky program) cylinder_ms.skp

@unknownuser said: Let me see if I can save the model in V6 You can save as V6 in any version ! (of course not from the V5 ! [image: 4bOV_from2017.jpg]