So I may have taken on a larger project than I should have as my first major build. I need to make an extruder that prints from a syringe and uses air pressure to do so. So I set about the task and here is what I am working with and where I am stuck. I have an old Makerbot Replicator 2 with a Mightyboard Rev G and use Replicator G for printing and G code manipulation. I have printed a base that cby Lzntechnoz - Mechanics