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- 5.12 in Outside Diameter
- 21 Teeth
- 1.25" Finished Bore
- Polyamide Material
- For Use on Chain Numbers 820, 820G or 831
| Sprocket Style | Split |
| Finished Bore | 1 1/4 in |
| Chain No. | 820, 831, 820G |
| Keyway | 1/4 x 1/8 |
| Material | Polyamide |
| Bore Style | Round Bore |
| Outside Dia. | 5.12 in |
| No. of Teeth | 21 |
| Width Across Teeth | 2 in |
| Length Through Bore | 2.05 in |
| Pitch Diameter | 5.09 in |
| Weight | 2.0 LB |
