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 provide s maximum chain control SRAM Model ID: CR-XSNC-DM-E1 Attributes BCD Direct Mount SRAM 8 Bolt Chainring Comp. SRAM FlatTop Narrow-Wide Design Yes Speed 12 Show more