Shimano Dura-Ace FC-R9200 12-Speed Chainring - 54t Asymmetric 110 BCD BLK NJ MPFN-BB MR 15267 LLU MAX }SRAM/Truvativ X0 X9 33T x

}SRAM/Truvativ X0 X9 33T x 104mm 10 Speed Middle Chainring

Tapered internal sleeve to create a snug fit that eliminates twisting at the end of the grip

32 Air Shaft Assembly

Chainrings are crafted from CNC machined 7075 aluminum and feature an anodized finish for exceptional durability

Shimano Dura-Ace FC-R9200 12-Speed Chainring - 54t Asymmetric 110 BCD BLK NJ MPFN-BB MR 15267 LLU MAX }SRAM/Truvativ X0 X9 33T xShimano Dura Ace FC R9200 12 Speed Chainring 54t 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 OuterTooth Count 54Round or Oval RoundDrivetrain Speeds 12Chainring BCD 110 Shimano AsymmetricMaterial AluminumDefined Color Black