Robert Bigler's Hoverboard is a one-wheeled skateboard
Amazon.com: Big Wheel Hoverboard
Onewheel Kickstarter Video (Official) - YouTube
One Wheel or Two Wheels? Which Hoverboards Are Better? — Swagtron
Adding Formula 1 Wheels To a Regular Hoverboard
Amazon.com : Gosmilo Electric One Wheel Unicycle with VESC Controller, Electric Skateboard 700W Motor 40~50km Range 504Wh Battery Double Range Electric Unicycle for Adults (X1+) : Sports & Outdoors
Ninebot One A1 Hoverboard Monocycle One Wheel Electric Scooter Skateboard 400W Motor 155WH High Speed 18 Km/H Range 15 18KM APP LED Light From 587,44 € | DHgate
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