Specifications
Material: aluminum alloy, stainless steel, galvanized plate.Diameter, height, axle holes depond on client requirements
| Specifications | Diameter(mm) | Height(mm) | Axle hole(mm) | Blade number |
| 1.6 | 160 | 70 | 14 | 32 |
| 1.9 | 190 | 100 | 19 | 32 |
| 1.9-1 | 194 | 90 | 19 | 32 |
| 2 | 200 | 90 | 19 | 32 |
| 2.3 | 230 | 100 | 24 | 32 |
| 2.5 | 250 | 100 | 24 | 32 |
| 2.7 | 270 | 117/98 | 24 | 32 |
| 2.8 | 280 | 120 | 24 | 32 |
| 3 | 300 | 150 | 24 | 32 |
| 3-1 | 300 | 195 | 24 | 32 |
| 3.5 | 350 | 150 | 28 | 36 |
| 3.5-1 | 350 | 195 | 28 | 36 |
| 4 | 400 | 150 | 28 | 36 |
| 4-1 | 400 | 287 | 38 | 36 |
| 4.5 | 450 | 195 | 38 | 36 |
| 5 | 500 | 287 | 38 | 36 |
| 5.5 | 550 | 287 | 38 | 42 |
| 6 | 600 | 287 | 42 | 42 |