Prusa I3 Dual Extruder
thingiverse
Upgrade your Prusa I3 with a dual extruder without losing space. Just swap out the Z axis supports and print the double extruder. \nUpdate 09/07/2015 - The X-axis carriage is now compatible with both simple and dual extruder configurations. Two updated versions are available, either use 3 Lm8uu or pair one 1Lm8luu with one 1 Lm8uu.
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