STRUCTURE OF THE POWER-ASSISTED BICYCLE
1. Tyre and inner tube
2. Wheel rim
3. Spokes
4. Front brake
5. Front fork
6. Front mudguard
8. Frame
9. Handlebars and stem
10. Brake levers
11. LED display
12. Rear brake
13. Saddle clamping bracket
14. Seat and seat post
15. Control box
16. Battery
17. Rear luggage rack
19. Rear mudguard
20. Pedals
21. Chain set
22. Front hub motor
23. Connection cable
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