Following is a transcript of the video. This is a monowheel. It's most similar to a unicycle but you sit INSIDE the wheel. Hunter Howell: My name is Hunter Howell. I'm an action sports athlete and ...

But then you have folks like the guys at the Make It Extreme YouTube channel, where bolt-on and repurposed existing parts for this EV monowheel ... build is powered by electric motors out of ...

to the stand-astride electric unicycles. These last machines have a bulky battery and controller box atop the wheel, and [Dycus] set his sights on this by transferring it to a backpack with the ...