Blackspire Super Pro chainrings – 58BCD – 4 bolt
$35.00
Description
– CNC machined 7075-T6 aluminum with modified shift gates and special profiles to allow flawless shifting with 9sp and 10sp drivetrains
– Middle and outer chainrings have strategically-placed stainless steel pins to further enhance shifting
– 5mm thick middle ring, 4mm thick outer ring
– Anodized black with laser-etched graphics
Additional information
| Tooth count | 20T, 22T |
|---|

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