Detailed Product Description Electric systemMain componentsMotorLight weight high speed Frame6061 Al alloy Front brushless hub motorTyres700Cx45,KENDA 180W-250W RimDouble Al alloy Front forkAl alloy suspension,ZOOM Front brakeV brake Battery36V/10Ah Lithium battery,Rear brakeShimano Roller brake with electric protection circuitSpeed gearsSHIMANO NEXUS 3 DerailleurSHIMANO NEXUS 3PAS1:1 intelligent ...