SHIMANO DURA ACE 11-SPEED CHAINRING FOR FC-R9100 55-54/42T Size:55T Measures: 15 cm x 31

Measures: 15 cm x 31

even when aggressively driving tight

12mm E-THRU axle

The first thing to know about the XX Eagle Transmission chain is that it’s the strongest Sram have ever made

and baby seats

SHIMANO DURA ACE 11-SPEED CHAINRING FOR FC-R9100 55-54/42T Size:55T Measures: 15 cm x 31Replacement 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