For use with standard HG freehub bodies
(Cassette NOT compatible with MIRCO SPLINE, XDR or XD freehubs)
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The MZ series 12-Speed Wide-Ratio SunRace CS-MZ901 Cassette is the perfect solution for those looking to upgrade to a 1x12 drivetrain, while retaining their existing HG 9/10/11-speed freehub/wheel. the 11-51T wide gear range offers ideal cadence control over any terrain you may encounter.
- 11-51T wide gear range
- Lightweight alloy spider, spacer & lock-ring
- A7075 alloy largest 51T cog
- Available in metallic silver & anodized black
- Smooth and precise shifting