| Size（mm) | A(mm) | B(mm) | WLL(Tons) | WT(kgs) |
| 4 | 16 | 8 | 0.06 | 0.009 |
| 5 | 19 | 10 | 0.08 | 0.015 |
| 6 | 25 | 13 | 0.1 | 0.03 |
| 8 | 32 | 16 | 0.2 | 0.065 |
| 10 | 38 | 19 | 0.32 | 0.12 |
| 12 | 51 | 25 | 0.52 | 0.25 |
| 16 | 64 | 32 | 0.8 | 0.52 |
| 20 | 76 | 38 | 1.1 | 0.93 |
| 22 | 89 | 44 | 1.5 | 1.62 |
| 25 | 100 | 51 | 2.1 | 2.25 |
| 28 | 115 | 57 | 3 | 2.85 |
| 32 | 127 | 64 | 3.5 | 3.72 |
