| WLL(tons) | Dimensions(in) | Weight(lbs) | |||||
| 320C | 320A | A | B | E | R | O | |
| 3/4 | 1 | 1.47 | 0.75 | 0.94 | 3.22 | 0.88 | 0.55 |
| 1 | 1 1/2 | 1.75 | 0.91 | 1.03 | 3.66 | 0.97 | 0.75 |
| 1/2 | 2 | 2.03 | 1.12 | 1.06 | 4.09 | 1.00 | 1.25 |
| 2 | 3 | 2.41 | 1.25 | 1.22 | 4.69 | 1.12 | 1.70 |
| 3 | 4 1/2 | 2.94 | 1.56 | 1.50 | 5.75 | 1.34 | 3.60 |
| 5 | 7 | 3.81 | 2.00 | 1.88 | 7.38 | 1.69 | 7.08 |
| 7 1/2 | 11 | 4.69 | 2.44 | 2.25 | 9.06 | 2.06 | 13.00 |
| 10 | 15 | 5.38 | 2.84 | 2.66 | 10.19 | 2.27 | 21.60 |