Powered by Frooition Shimano Ultegra FD-R8050 Di2 Front Derailleur Item Description Shimano Ultegra R8050 Di2 Front Derailleur - Factory Overstock, Electronic Stress-free operation is one of the most important features for road bike components. ULTEGRA leads in all-day riding comfort with smooth braking and shifting. The true spirit of the sport ULTEGRA is "pro-proven" as it is a direct trickle-down from the DURA-ACE groupset. Product details Quick and smooth front shifting under high pedaling torqueProgrammed control of chain guideFull and semi synchronized shifting programRedesigned to fit wider gear pitch without sacrificing shiftingSystem communication with rear derailleurProgrammed control of chain guide works for minimal chance of chain dropGo green and save green - Zero packaging means zero waste and zero extra cost Specifications Pull: ElectronicAttachment: Braze-onSwing: BottomClamp: Braze-onChainstay angle: 61-66Electronic: YesIncludes: Direct mount bolt $149.95 NEW Shimano Aluminum Powered by Frooition Frooition Frooition | No-js Template | eBay design, eBay store design, eBay shop design, eBay template design, eBay listing design (ver:froo_no_js) This listing is currently undergoing maintenance, we apologise for any inconvenience caused.