Compact Bowden Extruder with 20-20 profile fitting

This is a compact simple, low cost, lever arm extruder, with a simple groove bearing and flat driving gear that is more than capable of driving 1.75mm filaments.

_MaxMicron_ printers have somewhat poorly designed and printed components, and the extruder is critical. If it cracks or breaks you'll need a replacement that can hopefully be printed with the remaining extruder if you got a dual extruder setup....

The extruder design that comes with the MaxMicron can bend, as the motor is not