Blackspire Super Pro Road Crankset – 130 Bcd, Compatible With 9- And 10-Speed Systems

Description

• Premium best-of-the-best replacement 9/10sp chainrings for all your road applications
• CNC machined from T6 heat-treated, super-strong AL7075 right here in Canada.
• Cut from 0.160” thick material
• For use with 9/10sp drivetrains
• Includes modified shift gates and special profiles to enhance shifting speed and smoothness
• Select outer chainrings include strategically placed stainless steel pins to further enhance pick-up and shifting speed
• Not compatible with 2004 or newer Dura-Ace/Ultegra cranks
• 110 x 46T/48T/50T and 130 x 53T/52T come with stainless steel shift pins
• Anodized black finish w/ laser-etc

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