The PTFE tube I had didn't hold into the pass through very well, so I modified the BUM_DRY_BOX_6003_pass_through_v1.STL file to add the ability to screw in a Pneumatic Air Straight Quick Fitting 4mm thread M6 fitting.
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.