Schwalbe tubes are designed & manufactured to retain air pressure considerably longer than their competitors. Not only is each individual tube inflated & inserted into a mould to ensure that there is even wall thickness & excellent air retention, they are also stored under pressure for 24hrs to test air retention. Valve length of 40mm for standard version. Weight 80g.
Applicable Tyre Sizes:
47-203 – 12 1/2 x 1.75
54-203 – 12 x 2.10
62-203 – 12 1/2 x 2 1/4







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