This set of 4 types of Polini clutch springs enables the optimum adjustment to be found, and constantly adjusts your scooter’s clutch.
12-spring kit:
- 3 springs +20%
- 3 springs +35%
- 3 springs +50%
- 3 springs +100%
- Helps improve the performance of the variator
- Highly-resistant springs in intense usage conditions







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