Shimano RD-R8000 ULTEGRA SS 11-Speed Shadow Design Rear Derailleur Size:One Size Its minimal design and patented

Its minimal design and patented vent system provide style without compromising protection

Designed for slim and athletic builds alike

Fluoric coated link bushings: 2

GORE-TEX® lining

but just as great for school

Shimano RD-R8000 ULTEGRA SS 11-Speed Shadow Design Rear Derailleur Size:One Size Its minimal design and patentedUpdated with a SHIMANO SHADOW design, the SHIMANO ULTEGRA 8000 rear derailleur offers a sleek appearance and optimized shifting performance. F HG EV HG EV cassette is for rider tuned gear combination & cadence management. We provide optimal 11 speed drivetrain gear ratio; you can choice wider and closer gear combination available to match various riding disciplines. HG EV cassette is obtained 11 speed gear without compromising the 10 speed durability