Sportube is the line of air chambers in standard butilers, the classic interpretation of the most used air sealing system in the world.

Sportube is a complete range that responds to the needs of any type of cyclist and discipline: from road bike to urban commuting.

Characteristics

• Real weight: 122g (700×23/40), 145g (700×32/40), 170g (700×42/50).
• Valve: Presta, black, 48 mm.
• Material: Butile.
• Use: Road Urban and Gravel