Yeah, it's cute, but be prepared to do a lot of spinning!
With 24 gear inches, I'm roughly calculating over 200 rpm at 15 mph!
Also...maybe OK for the 100# model, but at 200#, I'd bust the tires the first time I hit a hole in the road.
I'll keep my Dahon and its 20" wheels for now.
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Fewer Cars, more handlebars!