SRAM Red E1 Aero

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Single-ring drivetrain simplifies functionality and reduces weight • Direct mount aero chainrings for better aerodynamics • X-SYNC wide-tooth, narrow-tooth chainring technology pro vides maximum chain control • SRAM Model ID: CR-XSNC-DM-E1 Narrow-Wide Design: Yes BCD: Direct Mount SRAM 8 Bolt Chainring Comp.: SRAM FlatTop Teeth: 48 Speed: 12 Special order - ships in 5-10 days from Hawley/Lambert. Show more