9.1 average score from 41 reviews


Model number: BTI-66
  • MTB innertube, 26"
  • Suitable for tyres between 70mm and 76mm wide
More information

BikeTube innertube

Every cyclist needs it at some point. A flat tire is unavoidable and replacement is often necessary. The BikeTube road tubes are extremely light for when every gram counts. Make sure you got one around your wheels, and you always got a spare one with you for when you need it.


  • Tube type MTB
  • Wheel size (inch) 26


  • Tire width 70 mm / 2.75 inch, 71 mm / 2.80 inch, 76 mm / 3.00 inch
  • Valve type Schrader/Automotive
  • Valve length 33mm
  • Size - ETRTO 70/76-559
  • Size - Inch (") 26" x 2.75/3.00
  • Available in AV33
  • Weight (g) 212
  • Superlite No
Innertube with a Schrader valve

Innertube with a Schrader valve

This innertube is available with a Schrader valve, also known as an automotive valve. Perfect for mountain bike riders and those with wide-tire bicycles. This valve type is commonly found on cars and allows easy inflation at gas stations without the need for extenders or adapters. It's a practical choice for riders looking for hassle-free tire inflation on their rugged, off-road adventures.