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WattShop - The Anemoi aero valve cover creates a clean aerodynamic profile over the valve stem, reducing the drag coefficient of a valve stem from 1.0 to 0.3. A pair of Anemoi
Bidon Fouriers 600CC surface aéro valve cap - Sucycles.fr
WattShop - The cylindrical valve stem does not lend itself to aerodynamic performance but yet the majority of bikes have an exposed valve stem. The Anemoi aero valve cover creates a clean