Bicycle inner tube

12 inch PNA inner tube

New front or rear tire inner tube adaptable for bicycles, children's mountain bikes, balance bikes... depending on dimensions.

Technical characteristics and dimensions of the inner tube

• Brand: PNA
• Valve Type: Schrader Straight (Auto Mount Ø8mm - American Valve AV)
• Valve length: 33 mm
• For tire dimensions (French standard):
• For tire sizes (ETRTO standard): 47-203, 50-203 and 54-203

To find out more about the different types of inner tube valves, refer to our guide by clicking on this link.