SRAM 107mm BCD x 4-Bolt 1 x 12-Speed X-Sync Chainring (Polar Grey) (40T)

SRAM's X-Sync Road Chainrings are designed for provide maximum control when used with AXS road cranksets. Features: X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control Laser-etched chainring finish is more durable X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear Can be installed with a single tool, making gearing changes a breeze Chainring bolts not included Specs: Drivetrain Speeds12 Defined Color ListGray Ring Position/TypeChain Retaining Single Ring Chainring BCD107 MaterialAluminum Tooth Count40 ColorGray