Shimano CS-M7100 Cassette 10-45 12-Speed Carbon TICKR FIT heart rate armband

TICKR FIT heart rate armband uses optical heart rate technology to provide accurate heart rate and calorie burn data in the most comfortable form factor yet

lock mounts

this hard-charging 29er has 160mm of maestro rear suspension

Rear water bottle holder lets you carry more water on extended trips

Shimano CS-M7100 Cassette 10-45 12-Speed Carbon TICKR FIT heart rate armbandWith its BEAM SPIDER construction, the SLX M7100 12 speed cassette shaves weight while increasing SHIMANO's MTB gearing range another gear. Using SHIMANO's new MICRO SPLINE freehub body and HYPERGLIDE+ tooth profile, this 10 45T cassette delivers advanced shifting performance.