Ender 3 Improved Filament Guide

This is two remixes in one. I remixed Holspeed's guide roller so that it is partially open on one side. This allows you to remove or install the filament into the guide without having to pull the filament out of the nozzle, but still be secured in the guide under normal operation. So now if you forget to feed the filament through the roller first (which I have done a few times), you don't have to pull it all out and start again. This High Bracket design is the Gray and White model in the photos. To insert or remove the filament from the roller, just slip the filament between the teeth of the roller and slowly spin the roller. It is easy once you do it a couple of times. I will try to post a small video in the future.

Anyways, the real reason I started this remix was to be able to mount my filament spool on the shelf below my printer, in the Lack enclosure I am building (in progress). The Filament will be (when I am done) coming from below the X Axis, but this design may also be bene