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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Check out this tutorial that shows how to split the model into pieces: http://u.tinkerine.com/en-ca/tutorials/3dmodeling/meshmixer/meshmixer-slicing.html
The infill should be 20% and extruder depends on the printer. Let us know if you plan to print it out :D