Shimano Deore CS-M6100 10-51T 12-Speed Cassette Silver

Advanced Shifting Performance
The Shimano Deore CS-M6100 10-51T 12 speed cassette, with its Beam Spider construction, shaves weight while increasing Shimano's MTB gearing range another gear. Using the new Micro Spline freehub body and Hyperglide+ tooth profile, the 10-51T cassette delivers advanced shifting performance.

Hyperglide+
Hyperglide+ drivetrain's redesigned cassette and chain promotes the next generation of MTB riding by enhancing speed, shifting efficiency and smoothness over any terrain.

. Better chain engagement, stronger retention, and smoother pedalling provide greater power and confidence over rapidly changing terrain.
. Definitive up & down shifting in both directions boosts riders' concentration and acceleration.
. Ultra-efficient drivetrain with smoother power transmission increases comfort and reduces rider stress.
. A wide range of gearing choices, cassette options and the choice of a single or double front chainring, support a wide variety of MTB riding styles, abilities and preference.

Micro Spline
Micro Spline delivers lightweight aluminium Freehub body to reduce weight and 10 teeth top gear. Use combination with Micro Spline cassette sprocket and freehub. The lightweight aluminium Micro Spline freehub seamlessly integrates with small 10-tooth top gears. Smaller and more widely distributed splines limit cog damage on lightweight aluminium freehub.