| 型号 | 主要尺寸(mm) | |||
| d | D | 2B | rs min | |
| 7318BDF | 90 | 190 | 86 | 3.0 | 7318DF | 90 | 190 | 86 | 3.0 |
| 7319BDF | 95 | 200 | 90 | 3 | 7319DF | 95 | 200 | 90 | 3 |
| 7320BDF | 100 | 215 | 94 | 3 | 7320DF | 100 | 215 | 94 | 3 |
| 7321BDF | 105 | 225 | 98 | 3 | 7321DF | 105 | 225 | 98 | 3 |
| 7322BDF | 110 | 240 | 100 | 3 | 7322DF | 110 | 240 | 100 | 3 |
| 7324BDF | 120 | 260 | 110 | 3 | 7324DF | 120 | 260 | 110 | 3 |
