| Fersa | 内直径(mm) | 外径(mm) | T(毫米) | 重量(Kg) |
|---|---|---|---|---|
| FDRK 208A | - | - | - | 12.02 |
| FDRK 211F | - | - | - | 13.75 |
| FDRK 211F MK | - | - | - | 15.30 |
| FDRK 214 | - | - | - | 8.50 |
| FDRK 216 | - | - | - | 5.40 |
| FDRK 217F | - | - | - | 11.79 |
| FDRK 217R | - | - | - | 6.60 |
| FDRK 217R OB | - | - | - | 8.40 |
| FDRK 217R OB X | - | - | - | 3.80 |
| FDRK 217R P | - | - | - | 6.60 |
| FDRK 217R/4 | - | - | - | 8.00 |
| FDRK 218 | - | - | - | 4.90 |
| FDRK 219R | - | - | - | 10.60 |
| FDRK 219R MK | - | - | - | 11.25 |
| FDRK 219R OB | - | - | - | 10.30 |
| FDRK 222F | - | - | - | 10.63 |
| FDRK 222F OB | - | - | - | 10.50 |
| FDRK 222R | - | - | - | 8.20 |
| FDRK 222R OB | - | - | - | 7.70 |
| FDRK 223F | - | - | - | 11.40 |