Shimano Ultegra FD-R8050 Di2 11-Speed Front Derailleur (Braze-On)

Both are new.  They were on floor bikes in shop and maybe test ridden once or twice.  come with full warranty.  

Shimano Ultegra FD-R8050 Di2 11-Speed Front Derailleur. Ultegra FD-R8050 Front DerailleurSystem communication with rear derailleur combined with programmed chainguide control means minimal chance of chain dropQuick and smooth front shifting under high pedaling torque