ang2pang asked
The design features a single front wheel and two slim rear wheels that are initially splayed outward to stabilize and prevent the rider from toppling over. As the rider accelerates and leans forward, the rear wheels shift inward, narrowing into a single wheel surface that essentially makes it a two-wheel venture.
482 answers · 0 comments
Answer this yourself in the app
See how this splits by age, gender, and region in the app.
