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 120g.
Applicable Tyre Sizes:
20-559 – 26 x 3/4
25-559 – 26 x 1.00
20-571 – 650 x 20c
23-571 – 650 x 23c







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