3G 5D Shield
thingiverse
Upgrade your old Gen3 motherboard to Gen4-like performance with this 3G-5D Shield. Connect a fourth stepper motor directly to the motherboard for stepper-extruder control. Buy it from MakerBot's store or follow the instructions to DIY. Note that glitches in Machines.xml files have been fixed, and profiles are available for both RPM variants and non-RPM machines. Firmware source code is also provided.
Download Model from thingiverse
With this file you will be able to print 3G 5D Shield with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on 3G 5D Shield.