| 12B1 British Standard Pilot Bore Sprocket |

| Attribute | Value |
|---|---|
| Overall Length | 35 |
| Boss Dia | 80 |
| Outside Dia | 124.2 |
| Pilot Bore Size | 16 |
| Number of Teeth | 19 |
| Pitch | 3/4 |
Disclaimer: Should a manufacturer of a given part not be available then a direct equivalent from an alternative manufacturer will be supplied.