SRAM Red E1 1x DM Chainring Teeth: 38 Speed: 12 BCD: Direct Mount SRAM 8 Bolt

Single-ring drivetrain simplifies functionality and reduces weight X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control SRAM Model ID: CR-XSNC-DM-E1 TECH SPECS Narrow-Wide Design Yes BCD Direct Mount SRAM 8 Bolt Chainring Com