The Lightweight 2-speed shaft set S989 produced by Serpent, is classified in
The brand new lightweight shaft system saves many fat, 10g altogether! This will be an extremely significant weight saving, specially on a spinning component.
moreover there is a fresh way to construct the 18 teeth pulley. The new adapter is screwed on the shaft and operates ultra-true!
It’s difficult anodized area means it's an extremely low wear and.
This 2-speed shaft system is proven by our factory team and was utilized finally years races currently.
To unscrew the pulley adapter, you will need a 10mm open-ended spanner and a 3mm allen key.