The Q-Tubes Standard Line Presta Valve tubes feature QBP’s widest variety of tube sizes and valve lengths with a proven record of high quality control and consistent availability.
| Labeled Size | 27.5+ x 2.36-2.8 |
| Valve Core | Fixed |
| Shaft Type | Threaded |
| Tube Compound | Butyl |
| ISO Diameter | 584 / 650b / 27.5″ |
| Valve | Presta Med 41-55mm |
