• Single-ring drivetrain simplifies functionality and reduces weight
• Non-aero direct mount chainrings from 38T to 46T can be swapped with a single tool
• SRAM X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control
• Ultra-light hollow carbon fiber crankarms
• DUB bottom bracket adds durability and simplicity
• Can be upgraded to a power meter
• SRAM Model ID: FC-RED-1W-E1