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 is a copy of an old reply I gave way farther down in this comment thread:
If you look at hofftari's original case that I remixed (https://www.thingiverse.com/thing:1325370), He lists:
4x M3x16 screws for the case
2x M3x8 screws for attaching the case to the frame.