SRAM Rival eTap Wide AXS Front DerailleurSRAM Rival eTap Wide AXS Front Derailleur The precision and reliability of eTap AXS, now at a whole new level. The SRAM Rival eTap AXS front derailleur is optimized for X Range chainrings and uses Yaw technology, so theres no need for trim. Wireless electronic eTap shift logic for intuitive shifting, easy setup and reliability. SRAM Yaw trimless cage technology optimized for use with 46 33 or 48 35 X Range chainrings. Designed for standard chainline