(2022-07-12, 18:53)Max Murtazin Wrote: Can you elaborate please? I'm not sure what exactly do you mean
There's some quads in there as a "view blocker" (looking at the historical comments, to apparently prevent the motorless inside from showing) that will inline into the model if you inline the part to, say, rotate the axle or change the casing color. I think Roland's right, they should be removed.