Description
– Asymmetric four arm shape for greater stiffness in the power zones of the pedal stroke
– Compatible with 9/10/11 speed chains, mounts using a common Park BBT-22 tool
Part Numbers
| Option | UPC | MPN |
|---|---|---|
| 110mm / Black / 39T / 11-speed | 821973302683 | 8022682 |
| 110mm / Black / 50T / 11-speed | 821973302713 | 8022685 |
| 110mm / Black / 53T / 11-speed | 821973302676 | 8022681 |
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