- Lightweight wide-range mountain cassette compatible with HG 8-11sp freehub bodies
- 7075 aluminum 42t and 50t cogs, all other cogs are steel
- 7 cogs on 2 aluminum spiders, plus aluminum lockring and spacers
- SRAM derailleurs are generally compatible, Shimano derailleurs require a longer B-tension screw (use WQ2299)
| Model | CSMX80 |
| Freehub Type | HG (8-11sp) |
| Speed | 11 |
| Range | 11-50 |
| Cogs | 11 |
| Color | Silver |
| Weight | 519g |
