2-/12-speed Yaw Technology with electronic trim, wireless with Airea radio standard, with adjustment tool 46 - 50 teeth, without battery, compatible with 46/33, 48/35, 50/37, 52/39, 54/41 and 56/43 teeth chainring combinations, black Article Type Design without mounting Braze-on mounting Area of application Road Group affiliation Red AXS E1 Main color black Chainstay angle up to 66 ° Chainstay angle from 61 ° System compatibility 2-speed, 12-speed Technology Yaw Cable routing wireless The SRAM RED AXS front derailleur uses Yaw technology with electronic trim for smooth and seamless shifting and minimal chain wear. AXS ensures easy wireless setup. Suitable for 2x12 Road Yaw Yaw technology with electronic trim Refined cage shape results in faster and more accurate shifting Easy to adjust with included tool Optimized for use with X-Range chainrings Compatible with 46/33T, 48/35T, 50/37T, 52/39T, 54/41T and 56/43T chainring combinations Sram Article number: 735568 EAN code: 710845905124 Supplier number: 00.7618.180.000 Retail packaging: Yes