Shimano XTR 12-Speed MTB Cassette Sprocket Footprint •Helmet compatible hood with a

•Helmet compatible hood with a semi-elasticated opening and a single lightweight rear hood adjustment

an outer diameter of 28mm

and won't slow you down

cable routing: Dual Pull

5 21 Sidecut Tail (mm) 118 119 120 121 Sidecut Tip (mm) 127

Shimano XTR 12-Speed MTB Cassette Sprocket Footprint •Helmet compatible hood with aWith 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. FEATURES Definitive shifting Let you pedal continuously while shifting Increased acceleration by reducing inertia and weight by BEAM SPIDER construction New