Printrbot Simple Bowden Attachment 1.75mm filament - 4mm or 10mm Fitting

Fits the Printrbot Simple 2014 with the aluminum extruder.

Printing is soooooo much smoother, quieter and more accurate with a Bowden setup. I'm using an AirTripper with 10mm fittings - super awesome!

**You'll need several M3 size bolts in a few lengths:**

* 2 - M3 20mm bolts (preferably with threads running the entire length. For securing hot end.
* 2 - M3 15mm bolts - For securing attachment to motor plate.
* 1 - M3 6mm bolt - maybe longer depending on if you're using the stock f