| 10B2 British standard roller chain sprocket |

| Attribute | Value |
|---|---|
| Boss Dia | 120 |
| Outside Dia | 296 |
| Number of Teeth | 57 |
| Pitch | 5/8 |
| Overall Length | 50 |
Disclaimer: Should a manufacturer of a given part not be available then a direct equivalent from an alternative manufacturer will be supplied.