Shop › 700 road bike tube Presta valve Image 1 of 1 700 road bike tube Presta valve £4.00 Fits 700x28 to 700x32. Great for road bikes, hybrid and commuter. 40mm valve length. Quantity: Purchase Added! Fits 700x28 to 700x32. Great for road bikes, hybrid and commuter. 40mm valve length. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More