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![](https://www.tomorrowsbike.be/1721-large_default/inner-tube-schwalbe-av1-12-47-62-203-ib-valve-45a.jpg)
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The Schwalbe AV1 12" Inner Tube with IB Valve (45°) is a reliable and durable choice for your 12-inch bike. The IB Valve with a 45-degree angle makes it convenient for inflation. Ensure a smooth ride and optimal performance with the Schwalbe AV1 12" Inner Tube.