Airtripper's direct drive bowden extruder with MK7 drive gear  http://www.thingiverse.com/thing:22426 http://airtripper.com/ http://airtripper.com/1071/airtrippers-bowden-extruder-v3-updated-design/ http://www.thingiverse.com/thing:35404 http://www.3distributed.com/collections/printed-parts/products/airtrippers-bowden-extruder-v3 http://airtripper.com/367/3d-printer-surgery-4-extruder-upgrade-part-3/ Apparently the rubber pinch roller of this extuder seems to perform good.  http://www.thingiverse.com/derivative:44711  http://www.thingiverse.com/derivative:31924  http://www.thingiverse.com/derivative:35672 |
