Schwalbe 20″ Inner Tube SV7 Presta/AV7 Schrader (20×1.50/2.40-406)

Schwalbe 20 Inner Tube for (406)
Lightweight and strong! Schwalbe inner 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.

SV 7 : 20×1.50 to 2.40 (40-406 to 62-406), Presta 40mm
AV 7: 20×1.50 to 2.40 (40-406 to 62-406), Schrader 40mm