MTB KFX 2Bolt alloy Stem -20deg Crank Spare This specific system is compatible

This specific system is compatible with Ultegra 6700/6770/6800/6870 mechanical and Di2 rear derailleurs and Dura Ace 7900/7970/9000/9070 mechanical and Di2 rear derailleurs

In particular

to boost the efficiency of your entire drivetrain

high-friction interface that wicks away moisture while maintaining a classic aesthetic

Velvet Feel

MTB KFX 2Bolt alloy Stem -20deg Crank Spare This specific system is compatibleFSA has always been at the forefront of XC product development, working closely with numerous professional teams. Since 2023, FSA has been a technical partner of the Cannondale Factory Racing Team, collaborating to create high performance products tailored to the demands of elite competitions and the most demanding riders. Guided by feedback from our partners, our engineers have developed new forging techniques for aluminum, achieving production