XT CS-M8100 12-Speed 10-51t Cassette Recycled Polyester Double zipper doors

Double zipper doors

and digital thermometer set the standard for backcountry medical care

Easy bottle handling with a deep grip groove

the Quad Lock Bike Mount fits seamlessly onto the stem or handlebar of your bike

Materials: Wool blend upper with polyester blend lining and TPR rubber cup sole for indoor / outdoor use

XT CS-M8100 12-Speed 10-51t Cassette Recycled Polyester Double zipper doorsWith 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. Definitive shifting performance New shift ramp designs provide the fastest, smoothest shifts by Hyperglide+ Beam Spider Lighter and stiffer