X-CarboRing is the latest evolution of superlight chainrings for road bikes with a composite structure made of aluminum alloy and carbon fiber offered by Carbon-Ti.

The structural carbon fiber body features CNC machining and Grade 5 Titanium pins. Each individual tooth in AL7075-T6 aluminum alloy is CNC machined individually with a specific shape to optimize its performance in every condition. For installation, the use of the specific kit X-Fix ROAD is recommended, made from customized AL7075-T6 alloy with laser engravings and available in a wide range of anodized colors.

Features

• Chainring in AL7075-T6 aluminum alloy, structural carbon fiber with glossy 3K finish, and Grade 5 Titanium pins.
• Internal gear with 40 teeth and 110 mm bolt circle diameter (BCD) with 4 arms.
• Compatible with Shimano Dura Ace FC-9100 and FC-9000, Ultegra FC-8000 and FC-6800 cranksets, or SRM Origin and Shimano, SRAM, and Campagnolo 11-12 speed groups.
• Compatible with X-Carboring EVO 54 x 110 DA9200 (4 arms), X-Carboring EVO 54 x 110 DA9100 (4 arms), X-Carboring EVO 54 x 110 (4 arms) chainrings and previous similar non-"EVO" models.
• 100% made in Italy.