Somehow, This Is A Working Gear

Somehow, This Is A Working Gear
It's not, you know, a gear you'd use for any practical purpose. But it's a really nifty concept and execution.

https://www.youtube.com/watch?utm_source=ifttt&v=sDJk-9QxFro December 26, 2016 at 06:38PM
via Digg https://www.youtube.com/watch?utm_source=ifttt&v=sDJk-9QxFro