Maxxis Welter Weight 26x3.0-5.0'' 48mm Presta Tube 1.0mm Walls RVCThe Maxxis Welter Weight 26x3.0-5.0'' Presta Tube is engineered for aggressive riders who require durability in their inner tubes. The middle-weight tubes in our line are targeted to all disciplines of riding. 1.0mm Walls for more durability. Comes with 48mm Removable Core Presta Valve. Weighs 435g.728852040226