Gridfinity - ER 20 Collet Holder / ER20 Collet Holder

This is a Gridfinity System ER20 Collet Holder based off of Zach Freedman's GridFinity System.

It holds four collets and fits on a 1 x 2 grid space.

I printed using 0.08mm layer height with PETG on my RatRig V-Core 3.1.