✨JCSD & SAMEBIKE MY275✨ Frame:27.5" aluminum alloy special-shaped down tube batteryframeFront fork: 27.5" hydraulic suspension fork with lockBattery:48V10AH lithium battery(EVE 2600)Motor: M131SD 500W high-speed brushless high-power motorDerailleur: SHIMANO 7 Speed RS35Meter:...