SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Polar Gray

SRAM's X-Sync Road Chainrings are designed for provide maximum control when used with AXS road cranksets.X-SYNC wide-tooth narrow-tooth chainring technology provides maximum chain controlLaser-etched chainring finish is more durableX-Range gearing technology gives you more range and a smoother gear progression so you're always in the right gearCan be installed with a single tool making gearing changes a breezeChainring bolts not included