| Item No. | Meterial | Surface treatment | Specification(mm) | Thickness(mm) | Loading capacity(kg) |
| 4508-350 | Iron | Electrophoresis black/Electro-galvanized | 350 | 1.0*1.0*1.2/1.2*1.2*1.4 | 35 |
| 4508-400 | Iron | Electrophoresis black/Electro-galvanized | 400 | 1.0*1.0*1.2/1.2*1.2*1.4 | 35 |
| 4508-450 | Iron | Electrophoresis black/Electro-galvanized | 450 | 1.0*1.0*1.2/1.2*1.2*1.4 | 35 |
| 4508-500 | Iron | Electrophoresis black/Electro-galvanized | 500 | 1.0*1.0*1.2/1.2*1.2*1.4 | 35 |
| 4508-550 | Iron | Electrophoresis black/Electro-galvanized | 550 | 1.0*1.0*1.2/1.2*1.2*1.4 | 35 |
| 4508-600 | Iron | Electrophoresis black/Electro-galvanized | 600 | 1.0*1.0*1.2/1.2*1.2*1.4 | 35 |