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New product20 inches air tube- €3.99
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New product2 inner tubes 20 inches schrader- €3.99
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New product -30%Inner tube 20x1 95- €2.45
- €3.50
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New product -30%Inner tube 20 x 1 3/8 hutchinson- €2.45
- €3.50
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New productAir tube Hutchinson 20x1.70/2.35 presta- €2.90
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New product -38%Innertube 20x1.75 - 2.125 presta- €2.17
- €3.50
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New product -30%BMX Race inner tube Frenchys 20x1.1/8- €4.13
- €5.90
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New product -50%Air tube Michelin G4 20 inches schrader- €3.00
- €6.00
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New product -50%20 inches air tube Schwalbe SV7A presta- €4.00
- €8.00
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New product -30%BMX 20 inch 1 3/8 schrader WTP inner tube- €2.45
- €3.50
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New product -29%Kid bike innertube 20 inches presta- €2.83
- €3.99
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New product -70%20 inch schrader Continental inner tube- €2.55
- €8.49
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New product -38%Set of 2 20-inch inner tubes schrader- €3.71
- €5.99
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20-inch bike inner tube: features and specifications
The 20-inch bike inner tube is an essential component to ensure comfort, safety, and performance during your rides. Whether you ride a junior MTB, a BMX, a folding bike, or even a cargo bike, this size inner tube is suitable for many models equipped with 20-inch wheels.
What is a 20-inch inner tube ?
The inner tube is an inflatable rubber tube placed inside the tire. It holds the air pressure and allows the wheel to keep its shape. In the case of a 20-inch bike, the inner tube corresponds to the standard rim diameter and fits the dimensions indicated on the tire sidewall (for example, 20x1.75, 20x2.0, 20x2.40).
Main features
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Diameter: designed for 20-inch wheels, standard for kids’ bikes, BMX, and folding bikes.
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Width: varies according to tire size, often between 1.50 and 2.40 inches. It’s important to choose an inner tube compatible with the mounted tire width.
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Valve type: two main types are available:
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Schrader valve (car-type valve), convenient for inflation at gas stations.
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Presta valve (narrow valve), lightweight and suitable for narrow rims.
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Material: generally made of butyl for strength and airtightness. Some latex tubes exist—lighter and more flexible—but they’re less common in this size.
Specific uses
The 20-inch bike inner tube stands out for its versatility:
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For kids’ bikes: ideal for safe and smooth learning.
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For BMX: designed to withstand repeated impacts during tricks and landings.
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For folding bikes: a must-have for urban commuting, combining compactness and practicality.
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For cargo or electric bikes with 20-inch wheels: ensures stable pressure even under heavier loads.
Maintenance and installation tips
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Check the air pressure regularly to avoid pinch flats.
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Inspect the tire before fitting a new tube: any sharp object left inside can cause an instant puncture.
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Use tire levers to make installation easier without damaging the tube.
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Always choose an inner tube that matches the tire width and wheel type.
Conclusion
The 20-inch bike inner tube is a key component for maintaining your bike’s performance and safety. Properly chosen and well-maintained, it ensures longer wheel life and optimal riding comfort across all terrains.