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.

• TECH SPECS

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.

• The Wide Range XTR M9100 cassette option offers 510% gear range
• Can only be used for 1×12 set ups with the long cage rear derailleur
• The CS-M9100 cassette meets durability requirements for E-MTB applications
• 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

Shimano XTR CS-M9100 12-Speed Cassette Cassettes UPC: 192790893327