| Inquiry | Unit number | Bearing Bore dia | Dimensions（mm） | ||
| Inch | mm | a | b | ||
|
SSUCTPTB210 | - | 50 | 57.2 | 53 |
|
|
SSUCTPTB210-30 | 1-7/8 | - | 57.2 | 53 |
|
|
SSUCTPTB2103-31 | 1-15/16 | - | 57.2 | 53 |
|
|
SSUCTPTB210-32 | 2 | - | 57.2 | 53 |