| Material | PU, Brass, Stainless Steel |
| Color | Silver Grey |
| Installation Required | Yes |
| Number of Pieces | 2 |
| Pressure Range | 0.14-0.27Bar(2-4PSI) |
| Working Temperature Range | -15~75 ℃/5~167℉ |
| Each Wheel Size(D*H) | 30.48*15.24cm/12*6in |
| Mounting Part Diameter | 20mm/0.79in |
| Each Wheel Max. Load Capacity | 55kg/121lbs |