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.

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I'm not sure what that is but I can tell you the only upgrade the x3a has is auto leveling. Many of these i3 style printers have terribly wobbly Y axis and this upgrade seems to solve that well without too much work/$