Q-Tubes 650c x 18-23mm 48mm Presta Valve Tube 89g

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The Q-Tubes Standard Line Presta Valve tubes feature QBP's widest variety of tube sizes and valve lengths with a proven record of high quality control and consistent availability.
  • .9mm wall thickness
  • Removable Presta valve core
  • Q-Tubes Standard Line packaging features environmentally friendly soy ink printing on recycled cardboard
  • Master Cartons of Q-Tubes Standard Line tubes contain a total of fifty tubes: Five inner cartons of ten individually boxed tubes
Labeled Size650c x 18-23
ISO Diameter571 / 650c
ISO Width (mm)19mm
ISO Width (mm)21mm
Wall Thickess.9mm
ISO Width (mm)22mm
ISO Width (mm)18mm
ISO Width (mm)23mm
ValvePresta Med 41-55mm
ISO Width (mm)20mm
    TU8137, TU6666, TU6667