Q-Tubes 29" x 1.9-2.3" 48mm Presta Valve Tube

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: 29 x 1.9-2.3
• Weight: 221 g
• Valve Core: Removable
• Shaft Type: Threaded
• ISO Width (mm): 50 mm , 51 mm , 52 mm , 53 mm , 54 mm , 55 mm , 56 mm
• Tube Compound: Butyl
• ISO Diameter: 622 / Road / 29" , 630 / 27"
• Valve: Presta Med 41-55mm
• Wall Thickess: 0.9 mm