Shimano Dura-Ace FC-R9200 12-Speed Chainring - 54t Asymmetric 110 BCD BLK NJ color-black/red Color Black Rim Width (Internal)

Color Black Rim Width (Internal) 30 Brake Track None Wheel Size 29" Defined Color Black ISO Diameter 622 / Road / 29" Hub Drilling 28 Rim Material Alloy Tire Type Tubeless Ready Valve Presta Rim Center Offset (mm) 4

Color Black Flat Protection Tread and Sidewall TPI 60 Weight 510 Defined Color Black ISO Width (mm) 37 ISO Diameter 559 / 26" MTN Tire Intended Use Touring-Hybrid Tire Diameter 27

Primary Color Black BB Inclusion Yes Crankset Weight 1303g Pedals Thread 9/16 Crank Arm Length 175mm Crankset Material Cr-Mo Drivetrain Spacing BMX Interface 19mm Crank Spindle Diameter 19mm

}Easton Asymmetric Chainring: 4-Bolt 11-Speed 36t Black

It includes a doctors closure

Shimano Dura-Ace FC-R9200 12-Speed Chainring - 54t Asymmetric 110 BCD BLK NJ color-black/red Color Black Rim Width (Internal)Shimano 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