10:1 Gear Box

The gearbox has a 10:1 ratio, which is part of a bigger project I'm working on.


12 VDC Motor, 60 RPM, High Torque
http://www.amazon.com/exec/obidos/ASIN/B00BX54O8A/donscollecti

Bearings, perfect size for 5mm bolt to go through.
http://www.amazon.com/exec/obidos/ASIN/B00F4M1B7A/donscollecti

8-20-15: Added STL of complete assembly to assist in seeing how the gears are positioned. There are a couple possibly combinations.

For the LEGO mounting kit, see thing:
http://www.thingiverse.com/thing:992083

The noise in the background is my printer running, it never stops!
http://youtu.be/ZrPO8_jl2lg
http://youtu.be/u9x0sFstHQE