Schwalbe SV9 Presta Tube - 600a/24" Tyres - 47-507 28-540 to 37-540 & 28-541 to 37-541

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 130g.

Applicable Tyre Sizes:
47-507 - 24 x 1.75
28-540 - 24 x 1 1/8
37-540 - 24 x 1 3/8
28-541 - 600 x 28a
37-541 - 600 x 37a