Shimano Dura Ace FD-7800 Front Derailleur

The wide pivot link design boosts strength and rigidity. Flex is suppressed, creating sharp, precise shifts that are faster and smoother, even from low to high gears off of the saddle.Features Wide pivot link: Extra-wide pivot link increases rigidity while suppressing flex for improved shifting response Pivot location at cage moved to point of greatest force to reduce cage deflection. Narrower chain cage to accommodate 10-speed chain. DUAL SIS front index shifting Weight:74g(Brazed-on type)2