Experience elevated front shifting. The Rival AXS front derailleur uses SRAM Yaw cage movement and auto trim for silent, rasp-free running, and a narrower cage shape that integrates with our X-Range chainring design for fast, clean shifts. Our setup tool means you&&';;ll get the ideal position without any fuss, too. Features AXS enabled for easy wireless setup, monitoring, personalization, and reliability Refined cage shape results in faster and more accurate front shifts Easy setup with included tool SRAM Yaw cage technology optimized for use with X-Range chainrings Auto trim functionality for rasp free running Compatible with 46/33T, 48/35T, 50/37T chainring combinations Specifications Speed (FD) 12 Compat - Chainring (FD) 46/33T, 48/35T, 50/37T Mounting type (FD) Braze-on, Clamp Cable routing n/a, Wireless Color (FD) Black Chainstay Angle 61-66 degrees, n/a Clamp size (FD) 31.8mm, 34.9mm, n/a