Nine Continent RH205c electric bike kit

Choose a motor suited to your use. RH205S-180/280: maximum speed 35 km/h, high torque, ideal for mountain biking. RH205S-230/320: 41 km/h, torque with a little more speed. RH205S-280/380: 48 km/h, a balance of torque and speed. RH205S-330/420: 54 km/h, very fast with enough torque for some hills. RH205S-350/480: 58 km/h, suited to long distances, avoid mountain use. Contact us with any questions. Stated speeds use a 28-inch wheel and a 48V battery.