Shimano CS-M9101-12 Cassette – 12-Speed 10-51t Black/Gray Micro Spline

Shimano CS-M9101-12 Cassette – 12-Speed 10-51t Black/Gray Micro Spline. Shimano 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 Spline technology delivers lightweight aluminum freehub body to reduce weight and utilize a 10 tooth top gear

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