Schwalbe Air Plus Tube - 27.5 x 2.1 - 3 40mm Presta Valve. Air Plus tubes feature an increased wall thickness to help prevent punctures and pinch flats while maintaining air pressure better when compared to a standard tube.
| Shaft Type | Threaded |
| Tube Compound | Butyl |
| ISO Width (mm) | 53 |
| ISO Width (mm) | 54 |
| ISO Width (mm) | 55 |
| ISO Width (mm) | 56 |
| ISO Width (mm) | 57 |
| ISO Width (mm) | 58 |
| ISO Width (mm) | 59 |
| ISO Width (mm) | 60 |
| ISO Width (mm) | 61 |
| ISO Width (mm) | 62 |
| ISO Width (mm) | 63 |
| ISO Width (mm) | 64 |
| ISO Width (mm) | 65 |
| ISO Width (mm) | 66 |
| ISO Width (mm) | 67 |
| ISO Width (mm) | 68 |
| ISO Width (mm) | 69 |
| ISO Width (mm) | 70 |
| ISO Width (mm) | 71 |
| ISO Width (mm) | 72 |
| ISO Width (mm) | 73 |
| ISO Width (mm) | 74 |
| ISO Width (mm) | 75 |
| ISO Width (mm) | 76 |
| ISO Diameter | 584 / 650b / 27.5" |
| Valve Core | Removable |
| Labeled Size | 27.5 x 2.1 - 3 |
| Valve | Presta Short 32-40mm |
