NEW Shimano XTR CS-M9100 12-Speed Cassette 10-45t variant-size-57cm stainless steel machined braking surface

stainless steel machined braking surface that ensures consistent stopping power and superior modulation

K-Edge Road Clamp-on Chain Catcher improves overall function of your drive train while protecting your valuable frame from a dropped chain

Freewheel Teeth: 15

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Meandering while thirsty is no fun at all

NEW Shimano XTR CS-M9100 12-Speed Cassette 10-45t variant-size-57cm stainless steel machined braking surfaceShimano XTR CS M9100 cassette features better chain retention and ground clearance. This cassette is built with a strategic application of aluminum, titanium, and steel materials for an optimal blend of weight savings, rigidity, and durability. Compatible with Shimano Hyperglide+ chains Hyperglide+ technology offers better chain engagement, stronger retention, and smoother pedaling for greater power and confidence over rapidly changing terrain Micro