SHIMANO Dura-Ace Di2 R9250 Front Deralleur - 12-Speed giant They are offered in 2x8

They are offered in 2x8 and 3x8 speed options

CASSETTE: 22T

0mm chainline

The longer the ride

55mm wide and 15mm thick

SHIMANO Dura-Ace Di2 R9250 Front Deralleur - 12-Speed giant They are offered in 2x8Despite its smaller, lighter design, the DURA ACE FD R9250 brings our fastest front shifting. Our fastest just got faster thanks to the DURA ACE FD R9250. Tipping the scales under 100 grams, the new design shifts 45% quicker than Shimano's FD R9150, already our fastest. The frontal area of the FD R9250 is also reduced decreasing aerodynamic drag. Our fastest ever front shifting, 45% faster than FD R9150 Smaller, sleeker, lighter Frontal area reduced