* Material: Carbon fiber* Chain Compatibility: SRAM 10 and 11 speed* Pedal Spindle: 9/16" * Bottom Bracket: Not Included* X-Sync chainring included* SRAM Model ID: FC-FRC-1-A1 A lightweight carbon crankset engineered for road performance—offering high stiffness for efficient power transfer and responsive handling. Built to work seamlessly with SRAM 10/11-speed drivetrains, the integrated X-Sync chainring ensures positive chain retention and crisp, reliable shifts under load. The standard 9/16" pedal spindle accepts a wide range of pedals for easy setup; note that the bottom bracket is not included so select the correct compatible BB for your frame. Designed for riders seeking a race-ready crankset that balances weight savings, durability, and precise drivetrain performance.