Shimano CS-M8100-12Deore XT 12Speed Cassette Sprocket

SHIMANO DEORE XT - 12-Speed - HYPERGLIDE+ - MTB Cassette Sprocket With 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. FEATURES - Definitive shifting performance New shift ramp designs provide the fastest, smoothest shifts by HYPERGLIDE+ BEAM SPIDER Lighter and stiffer construction Reduces cassette inertia resulting in faster acceleration and increased chain security - MICRO SPLINE 10T lowest sprocket realized by new FREEHUB body construction - Wide range and close step 12-speed drivetrain PRODUCT SPECIFICATIONS - MODEL NO CS-M8100-12 - SERIES DEORE XT M8100 Series - Average weight 461 (10-45T) 470 (10-51T) - Combination 10-12-14-16-18-21-24-28-32-36-40-45T | 10-12-14-16-18-21-24-28-33-39-45-51T - Combination name (Group name) 10-45T 10-51T - Type HYPERGLIDE+ - Compatible chain HG 12-speed - Rear speeds 12 - Aluminum gear_QTY (pcs) 2 - Aluminum spider arm_QTY (pcs) 1 - MICRO SPLINE - Steel gear_QTY (pcs) 10