| 基本尺寸 | 型号 | ||
|---|---|---|---|
| Model | |||
| d[mm] | D[mm] | B[mm] | |
| 40 | 47 | 20 | BK4020 |
| 35 | 42 | 20 | BK3520 |
| 30 | 37 | 20 | BK3020 |
| 28 | 35 | 20 | BK2820 |
| 25 | 32 | 20 | BK2520 |
| 10 | 14 | 12 | BK1012 |
| 9 | 13 | 12 | BK0912 |
| 60 | 68 | 20 | BK6020 |
| 55 | 63 | 20 | BK5520 |
| 50 | 58 | 20 | BK5020 |
| 22 | 28 | 16 | BK2216 |
| 20 | 26 | 16 | BK2016 |
| 18 | 24 | 16 | BK1816 |
| 16 | 22 | 16 | BK1616 |
| 40 | 47 | 12 | BK4012 |
| 35 | 42 | 12 | BK3512 |
| 30 | 37 | 12 | BK3012 |
| 25 | 32 | 12 | BK2512 |
| 45 | 52 | 20 | HK4520 |
| 40 | 47 | 20 | HK4020 |
| 35 | 42 | 20 | HK3520 |
| 30 | 37 | 20 | HK3020 |
| 28 | 35 | 20 | HK2820 |
| 25 | 32 | 20 | HK2520 |
| 10 | 14 | 12 | HK1012 |
| 9 | 13 | 12 | HK0912 |
| 60 | 68 | 20 | HK6020 |
| 55 | 63 | 20 | HK5520 |
| 50 | 58 | 20 | HK5020 |
| 22 | 28 | 16 | HK2216 |
