If you print these files as they were created, you will usually get a little "bump" of hanging filament at the little triangle. If you want a tight fit, just remove a little bit of it (e.g. using a file or SAK).
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Remember to come back and post what you've printed as Make.
It's good for the designer and the community (that means you)!
To post a Make, come back to this Thing and click Post a Make.
Or, you can use the Thingiverse Mobile app found on
and the Apple App Store.