SRAM, Red E1 Aero, Chainring, Teeth: 44, Speed: 12/13, BCD: Direct Mount SRAM 8 Bolt, Black

• Single-ring drivetrain simplifies functionality and reduces weight
• Direct mount aero chainrings for better aerodynamics
• X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control
• SRAM Model ID: CR-XSNC-DM-E1