Blackspire Super Pro Chainring
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- 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