Shimano Chainring for Dura Ace FC-R9200 Crankset - inner

Chainring for the Shimano Dura Ace FC-R9200 and FC-R9200-P 2x12-speed cranksets. The chainrings with 110 mm bolt circle diameter ensure fast as well as smooth shifting. For reasons of weight optimization, the outer models also feature a Hollowglide construction, which can still come up with an extremely stiffness. Material: outer: aluminum (anodized), carbon fiber reinforced plastic (CFRP) inner: aluminum (anodized) Scope of supply: 1 chainring