Spool Holder - Wall Mount with Guide

Needed a simple spool holder for different size spools for my MakerBot. Couldn't find anything I was happy with so I designed this spool holder. The idea is since my MakerBot is close to the wall, storing the spools right behind them made sense. Then I thought about how to effectively guide the material without spending a lot of time. So I came up with the companion wall guide. This design holds the ends of two different spools until you are ready to use one. It will hold the color of the