TAZ 6 Overhead Modular Spool Holder

I designed this as an alternative to the other view overhead spool holder designs like https://www.thingiverse.com/thing:1608830. I've been regularly switching between spools and found it was too tricky for my taste.

For this design, I've made it so that you can have multiple spools installed all on their own rods to make it easy to swap one out without messing up any other spools. I've also added a flange to the rod to make it easier to install and to make sure the supports don't slip. You s