SCHWALBE bicycle tube '#7' for 406 to 428mm ETRTO-size & 40 to 62mm tire width
Reliability & air pressure stability are the hallmarks of this 20" tubes.
- keeps the air longer
Product information & technical details
|Valve type:||scrader valve, Presta valve, Dunlop valve|
- Universal bicycle tube, suitable for all bicycle tire and rims, which are designed for the same size
- Schwalbe tubes retain air longer than decided no-name products
- Schwalbe sets high standards and requirements for its products, so for their tubes too. They are inflated at the factory and stored for 32 hours under pressure to check tightness