What Is It?
The Speedmaster Tube 20 x 1.5–2.3 AV Self Sealant is a self-sealing bicycle inner tube designed for 20-inch wheels. Pre-filled with sealant, it automatically seals small punctures as they occur, helping riders continue their journey with minimal interruption. Equipped with a Schrader (Auto) valve, it offers convenient inflation using most standard bicycle and automotive pumps.
Ideal for everyday commuting, recreational cycling, BMX, and children's bikes, the tube provides added puncture protection and increased reliability compared to a standard inner tube.
Key Features
- Pre-filled with self-sealing puncture sealant
- Automatically seals small punctures while riding
- Fits 20-inch tyres from 1.5" to 2.3" wide
- Schrader (Auto) valve for easy inflation
- Helps reduce unexpected flats
- Durable butyl rubber construction
- Easy to install as a direct replacement tube
- Suitable for a wide range of 20-inch bicycles
Specifications
| Specification |
Details |
| Product |
Speedmaster Tube Self Sealant |
| Wheel Size |
20 inch |
| Tyre Compatibility |
20 x 1.5–2.3 |
| Valve Type |
Schrader (AV/Auto Valve) |
| Material |
Butyl Rubber |
| Sealant |
Pre-filled self-sealing liquid |
| Application |
Bicycle inner tube |
Who Is It Suitable For?
The Speedmaster Tube 20 x 1.5–2.3 AV Self Sealant is suitable for:
- BMX riders
- Children's bicycles
- Folding bikes with 20-inch wheels
- Commuters
- Recreational cyclists
- Riders looking for added puncture protection
- Cyclists who frequently ride on roads, cycle paths, or light off-road terrain
Who Should Use It?
This inner tube is recommended for riders who:
- Want to reduce the likelihood of ride-ending punctures
- Prefer low-maintenance cycling with added reliability
- Ride regularly on roads with thorns, glass, or small debris
- Need a durable replacement tube for a 20-inch bicycle
- Want the convenience of a Schrader valve compatible with most standard air pumps
- Value extra peace of mind during daily commuting or recreational rides
