Challenge Latex Tube 700 X 30/38c, 48mm Presta Valve Lubes Display Vitamin C and Zinc in

Vitamin C and Zinc in Charge play a vital role in immune function and modulation of host resistance to agents causing infection and reducing the risk

COMFORTABLE: The sensor snaps onto a comfortable fabric strap that lets you ride without distraction

Chain line (mm)

also suitable for suspension forks

it leads to a slow and gradual release of amino acids in the body that also improves sleep quality

Challenge Latex Tube 700 X 30/38c, 48mm Presta Valve Lubes Display Vitamin C and Zinc inDescription Latex inner tubes are far more supple than normal butyl tubes. They adapt quickly to the tire changing shape while cornering and rolling. The unique Challenge seamless latex inner tube saves more than 3 watts per wheel over a butyl inner tube according to German, Finnish, Belgian, Dutch, UK and Americal testing. Challenge produces the only seamless 'one piece' latex inner tubes on the market providing a smooth, balanced ride with no pucker