Q-Tubes 26" Thorn Resistant Inner Tube (Schrader) (1.9 - 2.125")

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Tube Width Range:

  • 1.5 - 1.75"
  • 1.9 - 2.125"
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Q-Tubes Thorn Resistant Inner Tubes feature 4mm thick butyl rubber in the tread area tapering to 2mm sidewalls.

Note: Q-Tubes are being phased out and replaced by Teravail Tubes. Inventory and packaging may not match the product picture. In all cases, Teravail Tubes will serve the same functional range as their predecessors at a minimum, and, in some cases, Teravail tubes may serve a broader functional range.


  • 2mm wall thickness
  • Removable Schrader valve core
  • Q-Tubes Standard Line packaging features environmentally friendly soy ink printing on recycled cardboard

Diameter: 26"
ISO Diameter (ETRTO): 559
Valve Type: Schrader
Valve Length: -
Removable Valve Core: Yes
Puncture Protection: Yes
Weight: -

This product was added to our catalog on July 31, 2019

Verified Owner
Sunday, Aug 22 2021 (9 weeks ago)
Q-Tubes 26" Thorn Resistant Inner Tube (Schrader) (1.9 - 2.125")
Purchased these months ago in Jun..still holding air pressure ( -3 PSI from initial filling pressure) after a lot of riding. Love them so much I purchased them again for another 26" MTB I am building up.