Shimano Ultegra Di2 FD-R8050-F / FD-R8150 / FD-6870-F. Shimano Ultegra FD-R8000-F. The Shimano SM-AD91MS front derailleur clamp is the ultimate part for demanding cyclists looking for performance and reliability.
This product would be ideal for cyclists upgrading their Shimano mountain bike component group sets to a wider range or looking to expand into road cycling.
