The SporTube is the most classic cycling butyl inner tube; the standard interpretation of the most-used air retention system in the world. A complete range offers the size and specification for every kind of cyclist and discipline, from road cycling to urban commuting.Butyl constructionDisc and rim brake compatibleBlack valve stemItem SpecificationsISO Diameter622 / Road / 29"ISO Width (mm)60ISO Width (mm)61ISO Width (mm)62ISO Width (mm)63ISO Width (mm)64ISO Width (mm)65ISO Width (mm)66Labeled Size29 x 2.4 - 2.6Shaft TypeThreadedTube CompoundButylValve CoreFixedValvePresta Med 41-55mmWeight260 Pirelli SporTube Tube Tubes EAN: 8019227370362