Shimano Ultegra RD-R8000 Rear DerailleurThe Ultegra R8000 11 Speed Rear Mech lowers shifting effort at the lever while simultaneously retaining a quick and precise response at the rear. Featuring integrated Shadow RD Technology with its race proven, minimalistic design, the rear derailleur is more compact and fits closer to the frame, ensuring less wreckage in a crash. Highlights 1 With its low profile design, Shadow RD is a more compact derailleur that fits closer to the frame, with more
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