Direct Extruder - MK8 - E3d - 1.75mm (Flexible Filament)

Direct Extruder with sensor - MK8 - E3d - 1.75mm - (Flexible Filament)

I modified and simplified the initial design to suit MK8 leaving unchanged the quality.

Screws and NUT M3

Update(21/07/2015): Z-Probe bracket(Remix from http://www.thingiverse.com/thing:599262) + lock hotend v1.1