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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Sorry for the probably dumb question, but I'm a bit confused about which parts I need to print. I have a stock Ender 3, the only difference being I'm going to be installing a 40x20mm Noctua fan in the hot-end. There's so many various files here I'm not sure which ones I need..