Additional information
| Weight | 5 lbs |
|---|---|
| Dimensions | 12 × 12 × 6 in |
| MPN | 081B-21B |
| Bore Diameter | 12 mm |
| Chain Size (Number) | 081B |
| Hub Diameter | 60 mm |
| Material | Steel |
| Number of Teeth | 21 |
| Outer Diameter | 91.5 mm |
| Pitch | 12.7 mm |
| Pitch Diameter | 85.22 mm |
| Roller Diameter | 7.75 mm |
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