- Prime 9 Technology offers fewer gears with wider spacing to ease set-up, provide a better chainline, and result in less wear and tear
- Ultra-wide ratio with consistent progression
- Fits HG splined Shimano/SRAM 8-10sp freehubs
- Box Two features hardened steel cogs pinned to aluminum spiders and an ED black finish
- Box Three features cold rolled steel cogs pinned to aluminum spiders; wide or x-wide range available
- Box Four features 8 speeds with Prime 9 Technology
| Model | Box Three Prime 9 |
| Freehub Type | HG (8-11sp) |
| Speed | 9 |
| Range | 11-46 |
| Cogs | 11 |
| Color | Black |
| Weight | 565g |
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