A modded version of the MK8 extruder upgrade ready for the Makerbot Replicator 2.
It replaces the notorious delrin plunger with a ball bearing. Extruder reliability is increased and it actually fits perfectly in the Rep2.
What you get: Mounting & Lever part ready to fit the Rep2 filament stepper.
My Printing settings:
I printed with 2 Shells at 100% Infill at 0.2mm layers.
What you'll need: