Bulldog XL Bowden Filament Guide

I was having trouble with 1.75mm filament jams. There was another filament guide on this site, but it was required to be machined out of brass or other metal. I drew this one in Blender and it solved all my problems in less than an hour. The large hole goes around the roller bearing in the Bulldog XL. The small holes are where the filament will be guided. I used a 3/32" drill bit to clean the small guide hole out for 1.75mm filament. Turn the bit by hand to cut cleanly through the plastic