70 Tooth Reinforced Rear Sprocket small pitch Polini 911 et GP3

70 tooth rear sprocket.

FYI, most stock mini motos have a 68 tooth rear sprocket.

Specifications:
- 3 fixing holes,
- Diameter of the part where the hub fits: 26mm,
- Distance between the top of the teeth: 6.5mm,
- Thickness: 3mm,
- Fits chain pitch #25

It can be mounted on:
- Pocket Bikes,
- ATV Pocket Quads,
- Pocket Supermoto,
- some Cross Pocket Bikes,
- Pocket Bikes MTA4 and MT4,
- Pocket Bikes Polini