Works Triplestar Aluminum rear sprocket – featuring hard anodized coating for extra strength & durability.
Classic Sunstar ‘works’ finish, made from 7075-T6 aerospace grade aluminum for light weight with mud grooves at the base of the tooth area on the front side only.
Together with our exclusivE “tooth-valley design”, this allows for up to 50% more chain roller contact area, leading to longer life out of your drive components.
Used by championship level riders & teams for over 25 years & counting.
