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 control-Laser-etched chainring finish is more durable-X-Range gearing technology gives you more range and a smoother gear progression, so youre always in the right gear-Can be installed with a single tool, making gearing changes a breeze-Chainring bolts not included