Shimano CS-M6100 Deore 12sp Cassette Size:10-51T and features a quick-release button

and features a quick-release button to easily switch from one socket to another

Air permeable eVent fabric base allows air to be pushed out but water can't get in

The Control casing is our light and durable do it all XC construction

• Water / Dust Resistant IP64 Rated

Shimano CS-M6100 Deore 12sp Cassette Size:10-51T and features a quick-release buttonShimano CS M6100 Deore 12sp Cassette With its BEAM SPIDER construction, the new SHIMANO DEORE M6100 12 speed cassette shaves weight while increasing SHIMANO's MTB gearing range another gear Uses Shimano's new Micro Spline freehub body and HYPERGLIDE+ tooth profile Delivers advanced shifting performance HYPERGLIDE+ provides fast and smooth shifting BEAM SPIDER construction cuts weights and boosts stiffness 10T lowest sprocket realized by new FREEHUB