Prusa i3 Adjustable E3D J-Head Dual Extruder

Height-Adjustable dual extruder for the Prusa i3 for using China J-Heads.

- 2 side fans (40mm) for cooling down the J-heads (prevents clogs)
- 2 front fans (40mm) for cooling down PLA prints
- J-head is hold in place by a tightening ring and screw; loosening this screw makes it possible to adjust the extruder height (and thus to match both extruders)
- Fits to the standard universal Prusa i3 x-carriage (.stl included), http://www.thingiverse.com/thing:135353
- Cables can be routed to