Dura-Ace FD-R9250 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, For 50-55t Max, Black/Silver Men|women Features a Hi-Low hem that's

Features a Hi-Low hem that's slightly longer in the back and a zippered back pocket on the right-hand side for your keys

ACR internal cable routing

Link (toggle) construction allows for more cable routing options

The 303 S borrows design concepts from the higher-level 303 Firecrest Tubeless wheels to gain speed through increased efficiency

Years of fit refinement on other predecessors led us here

Dura-Ace FD-R9250 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, For 50-55t Max, Black/Silver Men|women Features a Hi-Low hem that'sDespite its smaller, lighter design, the Shimano Dura Ace FD R9250 offers ultra fast front shifting. 61 66 degree chainstay angle Includes 1 SD300 port