Schwalbe AV11A Schrader Tube - 26" Tyres - 20-559 to 25-559 & 20-571 to 23-571

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