World's biggest gear ratio...

How long will it take to spin the last gear? How fast would I have to spin the first gear to get the last gear to spin 1 time? This is the World's highest / largest gear reduction ever made. New to 3D Printing? Start Here: https://3dprinteracademy.com/blogs/ba... Enjoy my videos? Want access to my exclusive STLs? Support 3D Printer Academy on Patreon: www.patreon.com/3dprinteracademy Join this channel to get access to perks:    / @3dprinteracademy