I knew planetary gearboxes were fascinating before making this video, but I didn't realize how amazing they actually are. My mind was blown when researching information for this video. In this video I use a 3d printed gearbox to demonstrate just a few of the reasons why planetary gearboxes are so useful. Learn to design your own things using Fusion 360: 50% off my Fusion 360 course: https://mmf.io/fusion3603dpaftxex I recommend this 3d printer for all skill levels: https://amzn.to/3HCBXQT Creality Ender 3 Pro^ UNIQUE DESIGNS: https://www.patreon.com/3dprinteracademy Or join this channel to get access to perks: null #3dprinted #gearbox #planetarygears #ender3pro #gearratio