The SunRace MZ 12-Speed Cassette offers a wide ratio design.

- Compatible with SRAM 12-speed rear derailleurs (Shimano rear derailleurs are not compatible)
- Designed for use with HG freehub bodies, but not compatible with XD or Microspline freehub bodies
- Spider, lockring, and spacer constructed from alloy
- 7 Sprockets mounted on 2 spider carriers
- Black chrome finish