Malossi clutch springs for single speed Vespa Ciao, Bravo, etc.
If your bike has a variator, this is not the clutch spring set for you. Only single speed clutches.
Malossi color coordinated each spring for a corresponding RPM engagement.
Yellow - 4000 RPM
Black - 5000 RPM
White - 6000 RPM
Malossi 297306