The precision and reliability of eTap AXS, now at a whole new level. The Rival eTap AXS front derailleur is optimized for X-Range chainrings and uses Yaw technology, so there&&';;s no need for trim. Features Wireless electronic eTap shift logic for intuitive shifting, easy setup and reliability AXS enabled for easy personalization Crisp and accurate front shifts SRAM Yaw trimless cage technology compatible with 46/33T, 48/35T, or 50/37T X-Range chainrings Designed for standard chainline eTap AXS cranks Specifications Speed (FD) 12 Compat - Chainring (FD) 43/30T, 46/33T, 48/35T, 50/37T Mounting type (FD) Braze-on Cable routing Wireless Color (FD) Black Chainstay Angle 61-66 degrees Clamp size (FD) n/a Drivetrain Configuration 2x Technology (FD) Road-Yaw Chainline 45.0mm Chain Technology Road Flattop D1, Road Flattop E1