Filament Guide for a Folger RepRap 2020 Prusa i3

This filament guide which is bolted to the top of the left Z motor provides superior control over the feed of filament from the spool to the extruder. It incorporates a curved PTFE sleeve that smoothly guides the filament and helps reduce the tendency of the filament to be pushed back towards the spool when the extruder moves to the left. When using a simple cable clamp to guide the filament a significant amount of filament can be pushed back causing it to fall off the spool sometimes resulting