Q-Tubes presta valve tubes are durable enough to take punishment from even the toughest bike rides.

• Tube Compound: Butyl
• Valve: Presta
• Valve Shaft: Threaded
• 32 mm Valve stem
• Fits 700c tires where the width is between 18mm-23mm
• Fits 27 in. tires where the width is 1 in.
• Labeled Size: 700c x 18-23mm
• Valve Core: Removable
• Weight 100g