The Q-Tubes Standard Line Schrader Valve tubes feature QBP’s widest variety of tube sizes and valve lengths with a proven record of high quality control and consistent availability.
| Weight | 128 |
| Valve | Standard Schrader |
| ISO Diameter | 622 / Road / 29″ |
| ISO Diameter | 630 / 27″ |
| ISO Width | 28 |
| ISO Width | 29 |
| ISO Width | 30 |
| ISO Width | 31 |
| ISO Width | 32 |
| Labeled Size | 700 x 28-32 |
| Tube Compound | Butyl |
| Valve Core | Removable |
| Wall Thickess | .9 |
| Shaft Type | Smooth |
