| 型号 | 内径 | 外径 | 宽度 | |
|---|---|---|---|---|
| 开式 | 带防尘盖 | |||
| mr52 | 2 | 5 | 2 | 2.5 |
| mr62 | 2 | 6 | 2.5 | 2.5 |
| mr72 | 2 | 7 | 2.5 | 3 |
| mr82x | 2.5 | 8 | 2.5 | - |
| mr63 | 3 | 6 | 2 | 2.5 |
| mr83 | 3 | 8 | 2.5 | 3 |
| mr93 | 3 | 9 | 2.5 | 4 |
| mr74 | 4 | 7 | 2 | 2.5 |
| mr84 | 4 | 8 | 2 | 3 |
| mr104 | 4 | 10 | 3 | 4 |
| mr85 | 5 | 8 | 2 | 2.5 |
| mr95 | 5 | 9 | 2.5 | 3 |
| mr105 | 5 | 10 | 3 | 4 |
| mr115 | 5 | 11 | - | 4 |
| mr106 | 6 | 10 | 2.5 | 3 |
| mr126 | 6 | 12 | 3 | 4 |
| mr117 | 7 | 11 | 2.5 | 3 |
| mr137 | 7 | 13 | 3 | 4 |
| mr128 | 8 | 12 | 2.5 | 3.5 |
| mr148 | 8 | 14 | 3.5 | 4 |