KAKAO 3D extruder - flexible bowden extruder 1.75mm

Direct drive bowden extruder, optimized for printing with flexible filaments.

To complete the extruder you will need:

A bunch of M3 hex socket screws
10mm x 3pcs (2pcs for motor mount and 1pc for bearing attachement)
15mm x 1 pcs
25mm x 1 pcs

M3 square nut
M3 washers

Bearing 623 1pcs (ID 3mm, OD 10mm, thickness 4mm)

Embeded bowden couplings, we used theese:
http://e3d-online.com/E3D-v6/Spares/Embedded-Bowden-Couplings-For-Metal-1.75mm-Filament

Feedstock wheel drive, the o