Shimano Dura-Ace FC-R9200 12-Speed Chainring - 40t Asymmetric 110 BCD Black NJ. Shimano Dura-Ace FC-R9200 chainrings are constructed with high quality aluminum and are compatible with FC-R9200 and FC-9200-P 2x 12-speed cranksets.
Asymmetric 110 BCD
Compatible with HG 12-speed chains
TECH SPECS
Color BlackRing Position/Type InnerTooth Count 40Round or Oval RoundDrivetrain Speeds 12Chainring BCD 110 Shimano AsymmetricMaterial AluminumDefined Color Black
