I improved on the filament guide on the MakerGearM2 and incorporated a snap shut area to put two dust filters. It also has a 4.7Ø lead in hole going in and coming out for the Bowden Tube.
I will post full assembled photos later
May 3, 2016 just made the clasp a bit thicker because my previous one broke, hope this new file is better. please let me know how it works for you
May 24, completely new version with bigger things, more clearance, better clasp, better printing flat.
If you print and like them please post your photos!