Website: thingiverse
Author: LoboCNC
Price: Free Download
File format: .Stl 3d printable
Description:
This little marble machine uses 6mm Airsoft BB’s for the balls. When they get to the bottom, just tap the little thwacker and send them back over the top to the start. It’s actually a little more challenging than it looks! See how many balls you can keep going at the same time.Plus, it prints in one piece (except for