... bicycle kit 200W, 250W, 350W, 500W brushless motors 20", 26", 28" wheel 24V or 36V Li-ion battery DIY Electric bicycle ... kitKit for converting normal bicycle into electric bicycle, easily assembledFront Hub Brushless Motors available ... ) or faster max speed (optional)PAS Sensor (convert bicycle into Pedelec as EU required) Smart controller: totally match ...