Blackspire Super Pro Cross Chainring

• CNC'd 7075 T-6
• Modified shift gates and special profiles to allow 9 and 10 speed chains to shift flawlessly
• Outer chainrings have strategically placed stainless steel pins to further enhance shifting
• Cut from .160" material
• For use with 9 or 10 speed drivetrains
• Anodized w/Laser etched Graphics
• BCD: 110mm