The SporTUBE is the most classic cycling inner butyl tube range, the standard interpretation of the most used air retention system in the world.
For every kind of cyclist and discipline, from road cycling to urban commuting.
Specifications:
Model: SporTUBE
Size: 700x23/30c - 48mm valve
Weight: 120g
Valve type: Presta
Compatibility: Disc and rim brakes