Shimano Dura-Ace Di2 FD-R9250 12 Speed Front Derailleur PSI SRAMSALE The L/R power balance data

The L/R power balance data by Assioma are not based on estimates but on real measurements: taken individually on both the left and the right side

Lengths: 165

Innovative pentagon hub system increases safety while braking

allow analyzing in details the pedaling technique and how the cyclist’s position on the bike influences performances

Shimano Dura-Ace Di2 FD-R9250 12 Speed Front Derailleur PSI SRAMSALE The L/R power balance dataDespite 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. Specifications Our fastest ever front shifting, 45% faster than FD R9150 Smaller, sleeker, lighter Frontal