Blackspire Super Pro Chainring.
- 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
This product was added to our catalog on April 25, 2018