Schwalbe SV9C Presta Tube - 24" Tyres - 18-520 to 28-520

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 90g.

Applicable Tyre Sizes:
18-520 - 24 x 3/4
20-520 - 24 x 3/4
22-520 - 24 x 7/8
23-520 - 24 x 7/8
25-520 - 24 x 1.00
28-520 - 24 x 1.10