| 编 号 Item NO. | H(mm) | L(mm) | W(mm) | 孔 径 D(mm) |
| YGH-2A | 9.5 | 22 | 16 | 4.5 |
| YGH-2B | 9.5 | 22 | 16 | 6.8 |
| YGH-2C | 9.5 | 22 | 16.5 | 5.8 |
| YGH-2D | 11.8 | 29 | 15 | 5.2 |



| 编 号 Item NO. | H(mm) | L(mm) | W(mm) | 孔 径 D(mm) |
| YGH-2A | 9.5 | 22 | 16 | 4.5 |
| YGH-2B | 9.5 | 22 | 16 | 6.8 |
| YGH-2C | 9.5 | 22 | 16.5 | 5.8 |
| YGH-2D | 11.8 | 29 | 15 | 5.2 |