Check the listing for details. SRAM Eagle X-SYNC 2 Chainring 34t SRAM Direct Mount 12-Speed Aluminum Lunar Grey. Color: Gray, Condition: New. Listed at 46.29 USD. 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 Compatibility. Item Specifications: Drivetrain Speeds, 12, Round or Oval, Round, Tooth Count, 34, Material, Aluminum, Chainline/Hub Compatibility, 141/148 Boost Hubs, Offset, 3, Direct Mount Type, Direct Mount SRAM, Ring Position/Type, Chain Retaining Single Ring,.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 Compatibility. Item Specifications: Drivetrain Speeds, 12, Round or Oval, Round, Tooth Count, 34, Material, Aluminum, Chainline/Hub Compatibility, 141/148 Boost Hubs, Offset, 3, Direct Mount Type, Direct Mount SRAM, Ring Position/Type, Chain Retaining Single Ring,.