Continental R28 Supersonic 700x20-25C Presta Inner Tube 42mm Valve
A super lightweight tube made from butyl but is lighter and less porous than latex.
The R28 Supersonic weighs just 62g and is suitable for tyre sizes ranging from 20 - 25mm.
- Unitube size fits 20 - 25 mm tyres
- Weighs only 62g
- 42mm long Presta valve
- All tubes have a seamless construction, with a mould-cured vulcanisation, to ensure uniform roundness
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