Review: Buzz Bicycles Centris 2 This budget-friendly folding ebike fits in the back seat of a car and has narrow handlebars for riding comfort. Courtesy of Buzz Bicycles The folding mechanisms are secure. The bike is comfortable to ride, thanks to narrow handlebars. It’s priced lower than many competitors. The thumb throttle is harder to control than a twist throttle. Storage accessories don't fit perfectly. It has a lower battery range than comparable models. All ebikes make it easy for commuters—and anyone else, for that matter—to scoot around town without needing to commit to a cardio workout. Their small motors and low-slung design are less intimidating than higher-powered mopeds. Ebikes that fold promise an added component of convenience for storing and transporting—that certainly proved to be the case with the Buzz Bicycles' new Centris 2, at least.…