SHIMANO DEORE XT SLX MICRO SPLINE Cassette Sprocket CS-M6100 CS-M7100 CS-M8100 12-Speed 3 Model Original SHIMANO Parts： （not boxed,not groupset） 1.CS-M6100 2.CS-M7100 3.CS-M8100 Parts detail： 1.CS-M6100 SHIMANO DEORE - 12-Speed - HYPERGLIDE+ - MTB Cassette Sprocket With its BEAM SPIDER construction, the new SHIMANO DEORE M6100 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, the 10-51T cassette delivers advanced shifting performance. --Trickle down technologies at its best HYPERGLIDE+ provides fast and smooth shifting BEAM SPIDER construction cuts weights and boosts stiffness --10-51T wide range 12-speed gear combination 2.CS-M7100 Shimano SLX - 12-Speed - HYPERGLIDE+ - MTB Cassette Sprocket --Advanced shifting performance provides the confidence to enjoy any trail Pedal continuously while shifting HYPERGLIDE+ Lighter and stiffer cassette sprocket construction reduces inertia and increases acceleration --BEAM SPIDER --Lighter drivetrain set up 10T lowest sprocket realized by new FREEHUB body construction --MICRO SPLINE --Wide range and close step 12-speed drivetrain 3.CS-M8100 SHIMANO DEORE XT M8100 12-speed 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 10-51T cassettes deliver advanced shifting performance.

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