Smart integrated fuel and hydration storage makes it simple and stress-free to stay strong without leaving your aero position. The Top Tube IsoSpeed takes the edge off rough roads and is damped with an elastomer so it rebounds in a smooth, controlled, stable motion. Easy build, easy travel: fast assembly makes it easier to travel to races. All-new wireless Dure-Ace Di2 delivers faster, smoother and more responsive shifts than ever.
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