Experience cutting-edge performance with a single-ring drivetrain that simplifies functionality while reducing weight. The direct mount aero chainrings enhance aerodynamics, ensuring you cut through the wind with ease. Utilizing X-SYNC wide-tooth, narrow-tooth chainring technology, maximum chain control is achieved for an efficient ride. The ultra-light hollow carbon fiber crankarms are designed to be 29 g lighter than previous generations, providing an optimal balance of strength and weight. The DUB bottom bracket adds durability and simplicity, making maintenance a breeze. For those looking to elevate their performance, this crankset can be upgraded to include a power meter. SRAM Model ID: FC-RED-1-E1. This advanced crankset is engineered for serious cyclists seeking performance and efficiency, making it an essential addition to your road bike setup.