Shimano Dura-Ace R9100 42t 110mm 11-Speed Chainring for 42/54t keyword search-g04ti Axle Type 12mm TA Hub

Axle Type 12mm TA Hub Spoke Type J-bend Rotor Mount Center Lock Hub Drilling 24H Hub Spacing 148mm Position Rear Primary Color Orange Hub Weight 227g Freehub Body SRAM XD

Battery Type Lithium Ion Connectivity ANT+ BT Customizable Screen Yes GPS Yes Heart Rate Monitor Yes Primary Color Black Touchscreen No External Sensor Compatibility Speed/Cadence/HR Wristband Black - Silicone Watch Color Black Solar Charging Yes

6 Tire Type Clincher

}SRAM PowerLock for 11-speed Silver Bulk 50 Pack

310 MaH provides for more riding on one charge

Shimano Dura-Ace R9100 42t 110mm 11-Speed Chainring for 42/54t keyword search-g04ti Axle Type 12mm TA HubShimano Dura Ace R9100 42t 110mm 11 Speed Chainring for 42 54t. 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