E3D v6 Extruder for MakerGear M2

UPDATE: I posted the STEP version of this object for easy remixing / modification.

UPDATE: I've recently updated my E3D v5 extruder and fan duct (http://www.thingiverse.com/thing:533029) and significantly improved the fit of the hotend into the extruder. I translated these improvements to my E3D v6 extruder so inserting the hotend into the extruder won't require as much force and will hold the hotend tighter due to better fit. This update has improved my print qualities over the previous ext