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Apr 14, 2023, 6:00 pm182 pts
CleanTechnica
Propella has been cranking out affordable, stylish lightweight electric bikes for years now, so we were excited to hear about the release of its new 9S Pro model. Digging into the details of the Propella 9s Pro, a few specs stand out as significant improvements. The bike gets its new name from the 9-speed…
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