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.
This would be so extremely useful for robot building - except we are using 1515 extrusion. Is there any chance you could modify your model in Customizer to add a "15" option for "Width in Millimeters"? Also, we use M3 bolts - would that simply be "Screw Hole Diameter" = 3.3?