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