Dura Ace FD-R9250 Frame Locks Chain Ring MTB 34T 104

Chain Ring MTB 34T 104 AL5 Blast Black 2x10 Medium Pin

It features a 1

Compatible with 2011-2012 Cervelo models R3

builds into an incredibly durable wheel that brings added confidence to every ride

34/50 Material Aluminum Position Outer Primary Color Black Speed 11 Teeth 50

Dura Ace FD-R9250 Frame Locks Chain Ring MTB 34T 104The 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.