XTR - 12-Speed - HYPERGLIDE+ - MTB Cassette Sprocket
With its BEAM SPIDER construction, the XTR M9100 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, these 10-45 and 10-51T cassettes deliver the best MTB shift experience on offer.
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