SRAM FD RIVAL ETAP AXS D1 WIDE BZ-ON BATTERY NOT INCLUDEDThe precision and reliability of eTap AXS, now at a whole new level The Rival eTap AXS Wide front derailleur is optimized for smaller X Range chainrings on wide cranks and uses Yaw technology so theres no need for trim Wireless electronic eTap shift logic for intuitive shifting, easy setup and reliability Additional clearance for 700x45c and 27. 5x2. 1 tires Designed for wide chainline eTap AXS cranks with 43 30 chainrings Battery not included