CONTINENTAL bicycle tube 'Compact 20' for 406 to 451mm ETRTO-size & 32 to 47mm tire width

Bike tube that decides.

This item is no longer being offered by the manufacturer
  • for 20"

Product information & technical details

Material: Rubber
brand: CONTINENTAL
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").