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- #821 Tabletop Sprocket
- 21 Tooth
- 1" Minimum Bore
| Material | Semi-Steel |
| No. of Teeth | 21 |
| Length Through Bore | 1.75 in |
| Chain No. | 821 |
| Bore Style | Minimum Bore |
| Pitch Diameter | 5.089 in |
| Effective No. of Teeth | 10 1/2 |
| Sprocket Style | C |
| Width Across Teeth | 3.125 in |
| Outside Dia. | 5.12 in |
| Bore Range [Max] | 1.75 in |
| Bore Range [Min] | 1 in |
| Weight | 6.7 LB |
| EAN or UPC | 698210671556 |
