SHIMANO DURA ACE 11-SPEED CHAINRING FOR FC-R9100 55-54/42T exclude_premium_shipping Low mode (front): 5 hours

Low mode (front): 5 hours and 75 lumens

The Infinity Universal Mudguard offers optimum splash protection and can be bolted to the triple clamp in next to no time using a bracket or attached with soft ties

Lightweight and breathable high pile mesh construction

Enables exact measurement of brake discs

SHIMANO DURA ACE 11-SPEED CHAINRING FOR FC-R9100 55-54/42T exclude_premium_shipping Low mode (front): 5 hoursReplacement chainring for Dura Ace 11 speed FC R9100 crankset (MX) with 55 54 42 teeth. The hollow forged chainrings deliver significant weight savings and increased rigidity, ensuring optimum power transfer and improved shifting characteristics. Constructed from aluminium and CFRP with anodized finish on the larger rings, these precision engineered chainrings are designed for seamless integration with your FC R9100 crankset. Specification Use: Road