Shimano Dura-Ace R9100 42t 110mm 11-Speed Chainring for 42/54t 210x52.5 300 TPI SuperPoly casing

300 TPI SuperPoly casing

} Wider 48mm cap for improved clamping

And for unrivaled ease of customization features tool-free Reach and Contact Point Adjust

model Force XC Performance TS TLR size 26" width 2

Shimano Dura-Ace R9100 42t 110mm 11-Speed Chainring for 42/54t 210x52.5 300 TPI SuperPoly casingThis 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 of 110 mm Ring Position Type Inner Tooth Count 42 Drivetrain