If your still interested check out this photo gallery. We cut two plates using aluminum, and then got spacers to put in between them We drilled holes in the black plastic thing, and bolted a gear to that. We then put the top plate on holding the plastic thing in place.
http://forums.trossenrobotics.com/ga...age.php?i=3734
I included an STP file as an attachment.
Edoga
2980