Chainring in aluminium alloy AL7075-T6, 3K glossy structural carbon fiber with Titanium Grade 5 pins.
Inner gear with 40 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.
It must be coupled with its outer X-CarboRing EVO and X-CarboRing 54 x 110 (4 arms) chainring. It's recommanded 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.

X-CarboRing is the next-generation of superlight aluminium/carbon fiber road chainrings by Carbon-Ti.
The main body of structural carbon fiber presents CNC workings and titanium pins.
Every alluminium alloy AL7075 tooth is individually worked to optimize the operation in every condition.

SKU XCR40I110SH
Brand Carbon-Ti
Product Category Chainrings
Carbon-Ti Components Chainrings
BCD 110
Arms 4 Arms
Ratio 40T