Chainring in aluminium alloy AL7075-T6, 3K glossy structural carbon fiber with Titanium Grade 5 pins.

Inner gear with 34 teeth and BCD 110mm 4 arms.

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

Compatible with X-Carboring EVO 50 x 110 DA9200 (4 arms), X-Carboring EVO 50 x 110 DA9100 (4 arms), X-Carboring EVO 50 x 110 (4 arms) and previous similar non "EVO" models.

It's recommended the use of X-Fix ROAD specific kit, made of AL7075-T6 alloy with customized laser engravings and available in a wide range of anodized colors.

100% made in Italy.