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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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Hey, you can either split Rail-3 to your prefered measurement, or you can get the Tactical Kit (in the description) to really finetune your rig with rail extensors and attachments without the hassle of cutting and taking risks with Rail-3.