The Air Supply tube is specifically designed to fit modern BMX tires with a strong emphasis on quality.Specifically sized to fit modern BMX tires
| Shaft Type | Smooth |
| Tube Compound | Butyl |
| ISO Width (mm) | 55, 60 |
| ISO Diameter | 406 / 20" BMX, 507 / 24" BMX |
| Valve Core | Fixed |
| Labeled Size | 20 x 2.1 - 2.45, 24 x 1.9 - 2.2 |
| Valve | Standard Schrader |
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