| 外径 Outer diameter (mm) | 齿数 Number of teeth | 内孔 Inner hole | 齿宽 Tooth width (mm) |
450 | 60T | 25.4/30/38 | 3.5/4.0 |
| 450 | 80T | 25.4/30/38 | |
| 450 | 100T | 25.4/30/38 | |
| 450 | 120T | 25.4/30/38 | |
| 450 | 144T | 25.4/30/38 | |
| 450 | 160T | 25.4/30/38 |
备注：可根据客户需求定制
| 外径 Outer diameter (mm) | 齿数 Number of teeth | 内孔 Inner hole | 齿宽 Tooth width (mm) |
450 | 60T | 25.4/30/38 | 3.5/4.0 |
| 450 | 80T | 25.4/30/38 | |
| 450 | 100T | 25.4/30/38 | |
| 450 | 120T | 25.4/30/38 | |
| 450 | 144T | 25.4/30/38 | |
| 450 | 160T | 25.4/30/38 |
备注：可根据客户需求定制
