Shimano Dura-Ace R9100 36t 110mm 11-Speed Chainring for 36/52t MFPN=BB MR 21531 LLB-BX model EA90 diameter 27

model EA90 diameter 27

}Spank Flare 24 Vibrocore Rim - 700 Disc Black 28H

25 Flat Protection Sidewall ISO Width (mm) 57 ISO Diameter 622 / Road / 29"

Fits all Garmin computers including Garmin 1040

Shimano Dura-Ace R9100 36t 110mm 11-Speed Chainring for 36/52t MFPN=BB MR 21531 LLB-BX model EA90 diameter 27Shimano Dura Ace R9100 36t 110mm 11 Speed Chainring for 36 52t. This Shimano chainring allows you to update your Dura Ace FC R9100 11 speed crankset with a chainring configuration to best fit your riding style. Integrates Shimano Hollowglide Technology: the high rigidity hollow structure cuts down on weight yet maintains strength to provide better power transfer and quicker more precise front shifting Features a weight saving 4 bolt design with a BCD