53cm suits 5'7" - 5'10" (based on practical sizing guide from Bianchi). Design: Retains the classic Bianchi aesthetic with a slightly more upright, commuter-friendly handlebar setup. Versatility: The flip-flop hub allows you to easily flip the rear wheel to ride either single-speed (with a freewheel) or fixed-gear (fixie) depending on your riding preference.
