Compatibility:
- These will fit on any Shimano-type freehub spline (geared or single speed)
- Designed to work with any chain
- Tooth width optimized for 9,10, and 11 speed chains
Specifications:
- Material: Hardened and electropolished 416 stainless steel
- Weight (g): 17T: 32 | 18T: 35 | 19T: 38 | 20T: 40


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