TWITCH LIGHTWEIGHT TUBE
48mm Valve, 35 grams 20 X 1 1/8 Up to 60–70% lighter than standard butyl tubes. Reduces rotational weight (mass at the wheel), improving acceleration and performance.
48mm Valve, 35 grams 20 X 1 1/8 Up to 60–70% lighter than standard butyl tubes. Reduces rotational weight (mass at the wheel), improving acceleration and performance.