SCHWALBE 12" innertube auto valve

12" innertube with a bent car valve that helps you receive pumping. It is therefore best suited to the most common strollers.
AV1
Fits the following tires:

• 47-203 12 x 1.75
• 50-203 12 x 2.00
• 54-203 12 x 2.10
• 57-203 12 x 2.25