IMPAC Dunlop 26 mm inner tube

A Impac bicycle tube is predominantly made of Butyl rubber. Butyl is a very elastic and airtight synthetic rubber. This high elasticity Impac tubes allows a wide range of different tire sizes to be covered. Specifications: - Wheel size (inch): 12 - Valve type: Dunlop/Blitz valve - Valve length: 26 mm - Valve diameter: 7.7 mm - Maximum valve pressure 6 bar (Keep the maximum tire pressure in mind) This inner tube is suitable for tires with INCH size: - 12 x 1.75 - 12 x 1.90 - 12 x 1.95 - 12 x 2.00 - 12 ½ x 1.75 - 12 ½ x 1.90 - 12 ½ x 2 ¼ This inner tube is suitable for tires with the ETRTO size: - 47-203 - 50-203 - 54-203 - 57-203 - 62-203