Shimano Acera CS-HG41 Cassette 8S 11-32 drumbeat21-591 - Low mode: 6 hours

- Low mode: 6 hours and 400 lumens

The included SP-14-RA bracket is compatible with modern aero seatposts

- Drives out excess moisture

carbon model

- EVA midsole optimized for vibration damping

Shimano Acera CS-HG41 Cassette 8S 11-32 drumbeat21-591 - Low mode: 6 hoursThe HG41 8 offers SHIMANO's HYPERGLIDE shifting across its 8 speed range and features a lighter weight compared to previous generations. It includes enlarged sprocket window designs for improved performance. It is compatible with both IG and HG chains. High quality 8 speed cassette Precise and consistent HyperGlide shifting performance. Hyper glide sprockets have a computer designed tooth configuration with contoured shift gates Sprockets are cut away