The SporTUBE is the most classic cycling inner butyl tube range, the standard interpretation of the most used air retention system in the world. A complete range with the size and specification for every kind of cyclist and discipline, from road cycling to urban commuting.
Specifications:
- Valve: Presta
- Tire Diameter/ISO: 27.5"
- Shaft Type: Threaded
- Valve Length: 48 mm
