MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
I have printed a few other solutions to this problem with mixed results. This is the best solution out there. I really like this design.
Support arm at 0.1 with 80% infill.
Spindals and lock ring 0.1 with 20% infill.