Stiff, strong chainrings form the backbone of our best front shifting ever. Rival 2x chainrings are a light, elegant one-piece construction so none of your effort goes to waste. A 13-tooth delta on all chainring pairs ensures precise shifting for any setup, as well as a less dramatic change in cadence during front shifts. Features - Crisp and accurate front shifts - One-piece construction for faster, smoother, more secure shifting - X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear. - Available in 46/33T and 48/35T chainring combos