The Continental Race 28 (700C) Wide SV is an inner tube for use on all 28-inch road bikes with tyres between 1 to 1.25 inches (25 to 32 mm) wide. It’s optionally available with Sclaverand / Presta / French valve (SV, 42 and 60 mm).
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Eithery with 42 mm or 60 mm SV (Scaverand, Presta,) valve.
suitable for tyre size inch (Diam. x Width): 27 x 1 > 27 x 1 1/4 Inch suitable for tyre size ETRO: 25-622 > 32-630 suitable for tyre size, French sizing: 700 x 25C > 700 x 32C Valve Type: French Valve Material: Butyl