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:
44-484 – 22 x 1 1/2
37-489 – 22 x 1 3/8 NL
28-490 – 550 x 28A
37-490 – 22 x 1 3/8 – 550 x 35A
37-501 – 22 x 1 3/8







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