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 One features durable unibody construction with a lightweight internal support disc and black chrome plated protection
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
3rd party web sales must be an Authorized Dealer
| model |
Box Four Prime 9 |
| freehub type |
HG |
| speed |
8 |
| range |
11-42 |
| cogs |
11,13,15,18,22,28,34,42 |
| color |
black |
