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

• Labeled Size: 27.5 x 52/58
• Weight: 225 g
• ISO Width (mm): 52 mm, 53 mm, 54 mm, 55 mm, 56 mm, 57 mm, 58 mm
• ISO Diameter: 584 / 650b / 27.5"
• Valve: Presta Med 41-55mm
• Wall Thickess: .9 mm