Shimano XT CS-M8100 Cassette - 12-Speed, 10-51t, Silver/Black, Micro Spline optygen Low Battery Level Indicator

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High Performance & Efficiency: The Recon 3

The perfect ride for short commutes that goes 15

SIL-TEC surface treatment: SIL-TEC is an advanced plating process that improves system performance through the use of imbedded flourine molecules

Dual compound or 3C MaxxSpeed options

Shimano XT CS-M8100 Cassette - 12-Speed, 10-51t, Silver/Black, Micro Spline optygen Low Battery Level IndicatorThe Shimano Deore XT CS M8100 12 speed cassette is optimized with rider tuned wide range and close step gear combinations for MTB excellence. Shift ramp designs provide fast and smooth shifts by HYPERGLIDE+ technology Light and stiff construction reduces cassette inertia resulting in faster acceleration and increased chain security Designed with a Shimano Micro Spline body that features smaller and more widely distributed splines to limit cog damage