SHIMANO XTR CS-M9200-12 HYPERGLIDE+ CASSETTE 12s
10-51T 510% Range: The wide gear range and wide frame compatibility of all XTR cassette options.
FREEHUB Compatibility: CS-M9200 is compatible with the MICRO SPLINE FREEHUB body standard. 9-45T is compatible with MICRO SPLINE FREEHUB standards and mounts with the use of a special lockring tool (TL-LR021).
Compatible chain: HG 12-speed