| Product | ![]() QMA-10 |
![]() QMA-15 |
![]() QMA-20 |
| Diameter(mm) | 101.6(4") | 152.4(6") | 203.2(8") |
| Wide(mm) | 45.7 | 53 | 53.8 |
| Wheels | 10 | 14 | 18 |
| Bearing | 20 | 28 | 36 |
| Bearing Type | Rolling Bearing | ||
| Wheel Material | Rubber | ||
| Hub Material | Carbon Steel | ||
| Hub Surface Treatment | Electronickelling | ||
| Mount | Flange | ||
| Typical Middle Hole Size(mm) | 12 | 20 | 20 |
| Weight(g) | 350 | 770 | 1200 |
| Load(kg) | 30 | 35 | 40 |