This inner tube is suitable for various tire sizes, including 12 1/2 x 1.75, 12 x 2.10, 12 1/2 x 2 1/4, 12 x 2.00, 12 x 1.90 and 12 1/2 x 2 1/4. The valve is a 32 mm long Dutch valve. The inner tube is made of butyl and has a weight of 80 grams. The valve type is Dunlop (Dutch). The inner tube is suitable for use in combination with a 12" outer tire. The Schwalbe inner tube is known for its high reliability and holds air pressure longer than other inner tubes. It is a group inner tube system, which means that the inner tube fits multiple tire sizes. The inner tube is 100% recyclable.

• Valve type: Blitz / Dunlop / Dutch
• Valve length: 32 millimeters
• Weight: 80 grams
• Tire sizes:
  • 47-203 - 12 1/2 x 1.75
  • 54-203 - 12 x 2.10
  • 62-203 - 12 1/2 x 2 1/4
  • 50-203 - 12 x 2.00
  • 47-203 - 12 x 1.90
  • 47-203 - 12 x 1.75
  • 62-203 - 12 1/2 x 2 1/4