Shimano Deore XT CS-M8100 12 Speed Cassette Echelon Multi-Dome technology has achieved the

Multi-Dome technology has achieved the perfect balance between force used and tactile feedback

Add to this Lazer’s innovative Venturi Effect Ventilation System that channels hot air out of the rear and the exclusive KinetiCore protection technology

SRAM RED eTap 11-speed electronic groupsets

As you tighten a bolt with M-Torque in hand

Shimano Deore XT CS-M8100 12 Speed Cassette Echelon Multi-Dome technology has achieved theWith 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. Specifications Definitive shifting performance New shift ramp designs provide the fastest, smoothest shifts by HYPERGLIDE+ BEAM SPIDER Lighter and