Shimano DEORE XT 12-Speed MTB Cassette Sprocket

SHIMANO DEORE XT 12-Speed MTB Cassette Sprocket 

With Its BEAM SPIDER Construction, The New SHIMANO DEORE XT M8100 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 Advanced Shifting Performance. 

Features 

• Definitive Shifting Performance 
• New Shift Ramp Designs Provide The Fastest, Smoothest Shifts By HYPERGLIDE+ 
• Beam Spider 
• Lighter And Stiffer Construction 
• Reduces Cassette Inertia Resulting In Faster Acceleration And Increased Chain Security 
• Micro Spline 
• 10T Lowest Sprocket Realized By New FREEHUB Body Construction 
• Wide Range And Close Step 12-Speed Drivetrain