Shimano Ultegra RD-R8000 B-Axle 2 for Direct Mount Rear Derailleur

Shimano Ultegra RD-R8000 B-Axle 2 is a precision replacement part designed for direct mount rear derailleurs. Ideal for maintaining optimal shifting performance, it ensures smooth, reliable gear changes. Perfect for repairing Shimano rear derailleurs and extending your bike’s lifespan.

Specifically made for Shimano Rear Derailleur repairs