Eric's Spool Holder

This can be used more than one way, it doesn't need any bearings and spins like it does.
https://youtu.be/z8jXS6NiBwA
http://ericprints.blogspot.com/
http://www.thingiverse.com/make:296959
http://www.protoparadigm.com/5DollarFilament/
http://gizmodorks.com/3d-printing/