| Fersa | 内直径(mm) | 外径(mm) | T(毫米) | 重量(Kg) |
|---|---|---|---|---|
| FTRK 1871 | - | - | - | 14.00 |
| FTRK 1992 | - | - | - | 18.50 |
| FTRK 1992 OB | - | - | - | 10.80 |
| FTRK 2041 | - | - | - | 6.00 |
| FTRK 2041 OB | - | - | - | 5.30 |
| FTRK 2043 | - | - | - | 12.22 |
| FTRK 2127 | - | - | - | 4.80 |
| FTRK 222 | - | - | - | 6.50 |
| FTRK 222 OB | - | - | - | 6.20 |
| FTRK 2275 | - | - | - | 13.10 |
| FTRK 2277 | - | - | - | 11.80 |
| FTRK 2277 OB | - | - | - | 10.50 |
| FTRK 2286 | - | - | - | 12.30 |
| FTRK 2286 OB | - | - | - | 11.50 |
| FTRK 2287 | - | - | - | 13.00 |
| FTRK 2288 | - | - | - | 14.30 |
| FTRK 2288 OB | - | - | - | 13.50 |
| FTRK 2336 | - | - | - | 18.20 |
| FTRK 2765 | - | - | - | 19.90 |
| FTRK 2770 | - | - | - | 18.50 |