Shimano Acera CS-HG41 Cassette 8S 11-32 drumbeat21-591 The included SP-14-RA bracket is

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

strap on a heart rate monitor

amber is the first color the eye can pick up

Bushings for 1" (part #843) and 1 1/8" (part #844) forks

- Drives out excess moisture

Shimano Acera CS-HG41 Cassette 8S 11-32 drumbeat21-591 The included SP-14-RA bracket isThe 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