Cannondale 700x30-47mm Tube 60mm Presta ValveThe Cannondale 700x30-47mm Tube 60mm Presta Valve is a durable butyl rubber with a discreet black Presta valve to blend into your rims. Designed to hold up in the most brutal conditions as you train or race. These tubes have a 0.9mm wall thickness and passes a 24 hour air hold test before packaging.884603924945
