high quality mountain electric bike with shimano 7speed gears, 36v10ah Li-ion battery, alloy frame and CE approval Electric systemMain componentsMotorLight weight high speedFrame6061 Al alloy brushless hub motorTyres26"x1.75,KENDA brand 180W-250WRimAl alloy Front forkAl alloy suspension,ZOOM Front brakeDisc brakeBattery36V/10Ah Lithium battery,Rear brake"V" brake(Disc brake available) with ...