Schwalbe SV12 Inner Tubes – 26in, Presta Valve (2 Pack)

$29.95

In stock

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Schwalbe SV12 Inner Tubes are designed and manufactured to retain air pressure considerably longer than their competitors. Not only is each individual tube inflated and inserted into a mould to ensure that there is even wall thickness and excellent air retention, they are also stored under pressure for 24hrs to test air retention.

  • Valve Type: Presta 40mm
  • Model: SV12
  • Price is for 2 tubes

Fits the following tyre sizes:

  • 26 x 1.75 (47-559)
  • 26 x 1-3/4 (47-571) 650 x 45C
  • 27.5 x 1.35 (35-584) 650 x 35B
  • 27.5 x 1.75 (47-584) 650 x 45B
  • 26 x 1-1/4 (32-590) 650 x 32A
  • 26 x 1-3/8 (37-590) 650 x 35A
  • 26 x 1-5/8 (44-590) 650 x 42A
  • 26 x 1-1/4 (32-597)

Presta Valves

Presta valves are a popular choice among cyclists for several reasons. Firstly, their slender design makes them lightweight and ideal for high-performance bicycles, minimizing rotational weight for enhanced speed and agility. Additionally, their construction allows for higher tyre pressures, crucial for road cyclists and other performance cyclists seeking optimal rolling efficiency.

Presta Valve Bicycle Tubes

Frequently asked questions (presta valve tubes)

No, and most people will not use sealant in these tubes.

Unlike tyres, inner tubes are quite flexible and therefore can fit a range of tyre sizes.

The correct size tubes fit to your tyres. Please double check the product description for sizing information.

You really want to avoid using the wrong size tube where possible. In an emergency situation it might get you home, but there's a high risk of flatting in the process.

Yes, most people will carry one or two spare inner tubes when riding. In the event of a puncture, a replacement tube can be relatively easily swapped out so that you can keep riding.

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