Dura Ace FD-R9250 Frame Locks Dust cover on locking cylinder

Dust cover on locking cylinder

Pulley Compatibility GX Eagle

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Dura Ace FD-R9250 Frame Locks Dust cover on locking cylinderThe fastest just got faster thanks to the DURA ACE FD R9250 Di2 electronic front derailleur. Tipping the scales under 100 grams, the new design shifts 45% quicker than Shimano's FD R9150, already the fastest on the market. The frontal area of the FD R9250 is also reduced, decreasing aerodynamic drag. 45% faster shifting than FD R9150 Frontal area reduced by 33% Weight cut to 96 g Top gear teeth capacity: 50 55T Attributes Cable Pull Di2 Chainline 43.