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.
Hey, sorry to hear you've ran into trouble! In the future, rails take priority over everything else, so always print them at 100% or you're in for a world or trouble with assembling and mounting. I have since then corrected some tolerances on the mounting brackets, but I do hope everything is working fine!