e bike kit&brushless hub DC motor kit 24V36V/48V 12-28''wheel,24-48V CE, ... 's make things better! e bike kit&brushless hub DC motor kit 24V36V/48V12-28''wheel,24-48VCE,CCC,EN15194,RoHSLet ... -10KGElectric systemMotor:Front wheel,light,high speed,brushlessGreat hub motor,16inch 28inch wheel optional.DISC brake optionalBattery:24V/10Ah ... ) 32km/h(USA&Canada) e bike kit&brushless hub DC motor kit 24V36V/48V