Features: - Intense study of chain and chainring wear patterns led to the radical tooth profile that lasts longer, runs quieter and further improves chain retention.- Fully CNC Aluminum ring construction- Eagle technology provides an expanded, optimum, gear range for 1x drivetrains- X-SYNC 2 chainring design increases chain retention, wear life, and reduces friction and noise- Designed to be used with Eagle 12-speed chains- SRAM Direct Mount CompatibilitySpecifications:- Material: Aluminum- Chainline/Hub Compatibility: 141/148 Boost Hubs- Defined Color: Gray- Drivetrain Speeds: 12- Tooth Count: 30- Direct Mount Type: Direct Mount SRAM- Ring Position/Type: Chain Retaining Single Ring- Offset: 3- Round or Oval: Round