MTB Cassette SprocketWith 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 MICRO SPLINE * construction to engage FREEHUB body
• Compatable chain- HG 12-speed

Specifications

• Groupset Series- Shimano XTR M9101
• Speed- 12 Speed
• Combination- (10-45T) 10-12-14-16-18-21-24-28-32-36-40-45T|(10-51T) 10-12-14-16-18-21-24-28-33-39-45-51