Product Info Engineered for ultimate DH performance in the most aggressive terrain CNC machined 7075, two-tone anodized X-SYNC chainring, 94 BCD —an integral component of the SRAM 1x drivetrain X-SYNC technology compatible with SRAM 1x 7- and 10-speed DH drivetrains Lightest in class carbon construction High strength alloy pedal lug SRAM Model ID: FC-X0-1DH-B1