Shimano Dura-Ace FC-R9100 11 Speed Chainrings BIKESPORTZ The Mode Memory function conveniently

The Mode Memory function conveniently returns the light to the last-selected mode after the light has been turned off

a choice of 6 burn times

Stainless hardware

or the shortcut on your way home

Shimano Dura-Ace FC-R9100 11 Speed Chainrings BIKESPORTZ The Mode Memory function convenientlyReplacement chainrings for the Shimano Dura Ace FC R9100 crankset. Specifications Redesigned gear teeth profile to fit a wider gear pitch Rider tuned gearing options Exclusive for Dura Ace R9100 cranksets 11 speed SIS compatible Outer chainrings are hollow forged and machined with integrated (blind) threads for optimized strength to weight Speed: 2x11 speed BCD: 110mm 4 Arm Asymmetrical Mfr Claimed Weight TBC Refresh your Dura Ace R9100 crankset with