Carbon-Ti X-CarboRing 39 x 110 (4 arms)

This chain-ring in aluminum alloy AL7075-T6, 3K glossy structural carbon fiber with Titanium Grade 5 pins. The nner gear with 39 teeth and BCD 110mm 4 arms.

Compatible with Shimano Dura Ace FC-9100 and 9000, Ultegra FC-8000 and FC-6800 or SRM Origin crank-sets and Shimano 11-12 speed and SRAM 11 speed chains and groups.

This ring must be coupled with its outer X-CarboRing EVO 53 x 110 (4 arms) chain-rings.

100% made in Italy.