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.
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.
FEATURE
・Definitive shifting
・Let you pedal continuously while shifting
・Increased acceleration by reducing inertia and weight by BEAM SPIDER construction
・New MICRO SPLINE * construction to engage FREEHUB body
