Red AXS E1 Front Derailleur X5 The sock is padded with

The sock is padded with arch support for all-day comfort when the foot is at rest

Specific frame and headset required

doesn't slip and easy to take on and off

Constantly improving

Red AXS E1 Front Derailleur X5 The sock is padded withNot just fast and reliable front shifts, but silent running across the whole cassette. The RED AXS front derailleur uses Yaw technology with electronic trim to ensure the fastest possible shift while eliminating chain rub in all combinations, with the easiest setup around, thanks to a brilliant new tool. AXS enabled for easy wireless setup, monitoring, personalization, and reliability Refined cage shape results in faster and more accurate front shifts