With its BEAM SPIDER construction, the new SHIMANO DEORE M6100 12-speed cassette shaves weight while increasing SHIMANO's MTB gearing range another gear. Featuring SHIMANO's new MICRO SPLINE freehub body and HYPERGLIDE+ tooth profile.  

• The CS-M6100 12-speed cassette shaves weight while adding more range

• Features Shimano's MICROSPLINE and HYPERGLIDE+ tooth profle

• Drivetrain Speeds: 12

• Cassetter Cogs: 10-12-14-16-18-21-24-28-33-39-45-51T