Rostock Max Extruder v2

**This is an updated version of my extruder. This version uses a 3mm screw to mount the bearing to the lever arm. It's much stronger and will last forever.**

After experiencing a very, very high failure rate when printing Ninjaflex, I decided to go look for a solution. That's when I came across the extruder made by Singh336. It was good extruder indeed and I was able to successfully print both Ninjaflex and TPU. But, when I tried a TPE 80A filament, it jammed in the extruder the same wa