安装式百叶轮轴
| 长(毫米) | 长（毫米） | 直径 | |
| A | 55 | 35.5 | 1/4" |
| B | 47 | 35.5 | 1/4" |
| O | 65 | 35.5 | 1/4" |
| T | 42 | 35.5 | 1/4" |
| C | 52 | 35.5 | 1/4" |
| D | 45 | 35.5 | 1/4" |
| E | 41 | 35.5 | 1/4" |
| F | 25 | 10 | 1/4" |
| G | 20 | 10 | 1/4" |
| H | 26 | 10 | 1/4" |
| I | 21 | 10 | 1/4" |
| J | 39.5 | 35 | 1/8" |
| K | 39.5 | 35 | 1/8"小号 |
| M | 45 | 35 | 1/8" |
