MK7 Filament Drive Block
thingiverse
I just converted the solidworks files from https://github.com/makerbot/Stepstruder-MK7 to stl. Hack away!
Download Model from thingiverse
With this file you will be able to print MK7 Filament Drive Block 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 MK7 Filament Drive Block.