SRAM Rival AXS Front DerailleurThe SRAM Rival eTap AXS Front Derailleur is optimized for X Range chainrings and uses Yaw technology. It's AXS enabled for easy personalization. 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 optimized for use with 46 33 or 48 35 X Range chainrings Designed for standard chainline eTap AXS cranks Double or