Schwalbe Air Plus SV 40mm Tube 7-AP (20") 20 × 1.5–2.5

Schwalbe AIR PLUS bicycle inner tube no. 7-AP. For bicycle tires in the size 20" inch (ETRTO 40→62-406). Holds the air even longer thanks to wall thickness even longer. Less frequent re-inflation necessary. Also protects above-average protection against punctures.