Flycutycat Coaster Brake Tsdz2 Tsdz2b High Speed Torque Sensor Ebike Conversion Kit 36v 48v Tongsheng Mid Motor Engine

Feature:

1. Easy assembling;

2. Maximum Torque: 80N.M;

3. Built-in Controller and both side torque sensor;

4. Weight: 3.6Kg;

5. LCD Display;

6. Power: 250W, 500w ;

7. Power Assistant Ratio: 36%~300%;

8. Limited Speed: 25Km/h;

9. Chainwheel: 42T;

10. High efficiency, low battery power consumption, safety long riding;

11. Current cutoff as long as pedaling stopped;

12. BB size fits 68-73mm, 100mm and 120mm.