Dura Ace FD-R9250 Spokes and Nipples 4mm handlebars (22

4mm handlebars (22

Press-fit 30

SRAM Model ID: FC-S300-A2

FORK CSU - SOLO AIR 2951 OFF-SET ALUMINUM TAPER DIFFUSION BLACK (NO GRADIENTS) - LYRIK B1/YARI

Dura Ace FD-R9250 Spokes and Nipples 4mm handlebars (22The 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.