Bowden Tube Guide

This is a simple guide to fit a PTFE bowden tube which can then be mounted to the side of an Ender 3 or similar printer with the same size rails. I'm using it to direct the bowden tube coming out of my filament dry box so that I can print while the filament is in the dryer. For the screws, I'm using M4x8mm screws along with these slot nuts: https://www.thingiverse.com/thing:1061769 M3 screws should work as well.