Schwalbe SV7 - 20 x 1.50-2.40" Tube - Presta 60mm

Schwalbe standard bicycle inner tube no. 7. For bicylce tires in 20" inch (ETRTO 40→62-406, 54-428). Retains air for an above-average length of time. Thanks to the best material quality and uniform wall thickness. Maximum reliability that has proven itself millions of times over.