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.
In the description you mentioned you needed a M5x12mm bolt. But when i printed it the bolt was to long. A M5x10mm bolt fitted better.
The bolt hits the frame so it cant get tighter.
Did M5x12mm really fitted your print?