Airtripper's Bowden Extruder V3
Airtripper Bowden Extruder BSP Edition
http://www.thingiverse.com/thing:126778
Extruder Filament Drive Gear Review & Benchmark
http://airtripper.com/1676/3d-printer-extruder-filament-drive-gear-review-benchmark/
Welcome to the Airtripper's Direct Drive Bowden Extruder V3.
A few adjustments have been made to the design to make the extruder easier to set-up and use. Also, tweaks have been made to get a much cleaner 3D Print.
More details are on the blog:
http://airtripper.com/1071/airtrippers-bowden-extruder-v3-updated-design/