3030 Spool holder (Hypercube Evolution)

This is a simpler version of thing 3155344 which eliminates the ball bearings. This works better for me because it eliminates the spool 'runaway' due to the very low friction of the bearings.

Included are both STL and Fusion 360 design files. If you want to change the holder's length, change the net_length user parameter in the Fusion 360 design.

I used the STL model here on the left side of the printer but it should work on both side. If you want to make the support wall visible or non v