Printrbot Simple Metal with Dual Extruder MOD

Home made mod using 4mm aluminium 100x50mm with extra hot end and Kysan motor. Also if you are using a Printrboard then you will need the extra extruder board to add on to the printrboard. (currently on sale at Printrbot.com)
Or you could use another board like the Ramps 1.4

https://www.youtube.com/watch?v=Uqkj_kd_gkU

Visit my site www.lukeredler.wix.com/led-projects#