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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Ventilation: excellent ventilation through 11 air inlets and 6 air outlets
300 TPI SuperPoly casing
And for unrivaled ease of customization features tool-free Reach and Contact Point Adjust
- 110x105x13mm extruded
Great moisture transport
Shimano Dura-Ace R9100 42t 110mm 11-Speed Chainring for 42/54t 210x52.5 Ventilation: excellent ventilation through 11This 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
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