13
3
4
5
6
7
9
10
15
16
1. Saddle
2. Seat post
3. Handlebar and grips (handles)
4. Brake lever
5. Folding stem
6. Bicycle headset
7. Frame
8. Bottle cage fastening screws
9. Fork
10. Wheel (tire, tube, rim, spokes, hub)
11. Pedal
12. Crankset (bottom bracket, cranks,
sprocket)
13. Planetary hub
14. Chain
15. Brakes
16. Electric motor
17. Battery
18. Front light
18