Shimano FD-R8000 Front Derailleur Support Bolt and Plate

Shimano service essentials
This Shimano front derailleur support bolt and plate kit are for use with select Shimano braze-on front derailleurs and provide additional derailleur support and adjustment for best shifting performance.

Product details
For use with Shimano Dura-Ace 9100, Ultegra 8000/6800, 105 5800, Tiagra 4700/4703, GRX RX810, and Metrea U5000 front derailleurs
Plate installs on seat tube behind front derailleur using pre-applied adhesive
Bolt installs using 2mm hex through center of front derailleur