VREDESTEIN bicycle tube 'Tour/Trekking/City' for 406mm ETRTO size and 35-47mm tire width

Particularly dense butyl bicycle tube for 20".

This item is no longer being offered by the manufacturer
  • High pressure stability
  • wide range in use

Product information & technical details

Material: Rubber
brand: VREDESTEIN
Valve type: scrader valve, Presta valve, Dunlop valve

Description

  • universal bicycle tube, suitable for all bicycle tires and rims, which are designed for the same size.
  • The respective ETRTO dimension of the tire and the range of authorized tire width for this bicycle tube you can find in the article's title.
  • the ETRTO size can be found in the sidewall of the tire (e.g. 47-622), where the first two digits indicate the tire width in millimeters and the number after the hyphen shows the tire diameter at the bead (in mm). Likewise, you will find on the sidewall also the corresponding inch dimension (e.g. 29x1.9").