| Fersa | 内直径(mm) | 外径(mm) | T(毫米) | 重量(Kg) |
|---|---|---|---|---|
| HK 1812 | 18.00 | 24.00 | 12.00 | 0.01 |
| HK 1816 | 18.00 | 24.00 | 16.00 | 0.02 |
| HK 212810 | 21.00 | 28.00 | 10.00 | 0.07 |
| HK 2220 | 22.00 | 28.00 | 20.00 | 0.12 |
| HK 2520 | 25.00 | 32.00 | 20.00 | 0.03 |
| HK 2816 | 28.00 | 35.00 | 16.00 | 0.03 |
| HK 2820 | 28.00 | 35.00 | 20.00 | 0.04 |
| HK 2825 | 28.00 | 35.00 | 25.00 | 0.04 |
| HK 3012 | 30.00 | 37.00 | 12.00 | 0.02 |
| HK 3016 | 30.00 | 37.00 | 16.00 | 0.03 |
| HK 3020 | 30.00 | 37.00 | 20.00 | 0.04 |
| HK 3520 | 35.00 | 42.00 | 20.00 | 0.04 |
| HK 4012 | 40.00 | 47.00 | 12.00 | 0.03 |
| HK 4020 | 40.00 | 47.00 | 20.00 | 0.05 |
| HK 6020 | 60.00 | 68.00 | 20.00 | 0.08 |
| HK2016 | 20.00 | 26.00 | 16.00 | 0.02 |
| HMK 2830 | 28.00 | 37.00 | 30.00 | 0.07 |
| HMK 4040 | 40.00 | 50.00 | 40.00 | 0.15 |
| HN 2820 | 28.00 | 35.00 | 20.00 | 0.04 |
| JH 2020 | 31.75 | 41.28 | 31.75 | 0.08 |