N+1 Bikes
Shimano Dura-Ace R9100 42t 110mm 11-Speed Chainring for 42/54t
- N+1 Bikes$65Buy
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From N+1 Bikes
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 shiftingFeatures a weight saving 4-bolt design with a BCD of 110 mm