| 12B1 British Standard Pilot Bore Sprocket |

| Attribute | Value |
|---|---|
| Boss Dia | 110 |
| Outside Dia | 469.9 |
| Number of Teeth | 76 |
| Pitch | 3/4 |
| Overall Length | 56 |
Disclaimer: Should a manufacturer of a given part not be available then a direct equivalent from an alternative manufacturer will be supplied.