Currently some edges are not displayed as expected (see [Bulebule rim design](https://bulebule.readthedocs.io/en/latest/building.html#rim)). The edge that separates the two cylinders is not displayed in gray, but it should: 
Currently some edges are not displayed as expected (see Bulebule rim design).
The edge that separates the two cylinders is not displayed in gray, but it should: