Sintron Prusa i3 spool holders

Spool holders for the sintron prusia i3. Designed to work with 608ZZ Bearings with an 8mm rod.

* Prints without supports.
* Fits the acrylic frame with dimensions of 50mm x 5mm.
* Designed in OnShape so you can change it if you like: https://cad.onshape.com/documents/b97e81556bd042709f20e5b6/w/6e1f5a069bef403f87a6cecf