Bowden-friendly Filament Guide for Ikea Lack

This is a Filament guide designed for a bowden extruder mounted on an Ikea Lack table. This was specifically designed to go with the Bowden mount found here: https://www.thingiverse.com/thing:2137423

The flat sides of the lip are designed to nest inside the bottom of the mount, just where the bowden attachment is, while the 'wings' give it extra grip on the sides. The dip in the center of the filament guide allows for the bowden attachment on the stepper motor to sit just below the surface of