SHIMANO Alfine 8 Speed Internal Gear Hub - SGS70018AS

Upgrade your cycling experience with the SHIMANO Alfine 8 speed internal gear hub. Designed for high drive efficiency, this hub utilizes needle bearings to increase durability and performance. The top normal internal structure provides improved tolerance when you shift gears while riding under load, ensuring a reliable ride. This hub features labyrinth seals to improve sealing performance and extend the service life of the components. To ensure smooth operation, Alfine hubs use pedal power to assist in down-shifting, which results in fast, accurate shifts with an exceptionally light feel. Additionally, the double roller clutch engagement provides a smoother and quieter shifting experience. Built with Shimano's precise manufacturing, this hub is engineered to be highly efficient for your bicycle components.