D40B21H Sprocket With Stock Bore
D40BS21H Dimensions:

- Sprocket Size: D40B21H
- Tooth Count: 21
- Outside Diameter: 3.620"
- Hub Type: B
- Bore Size: 5/8"
- Recommended Maximum: 1-7/8"
- Hub Diameter: 2-3/4"
- Length Thru Bore: 1-5/8"
- Weight: 2.94 LBS
- Interchanges: D40B21, D40B21H, HD40B21
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- Sprocket Size: D40B21H
- Tooth Count: 21
- Outside Diameter: 3.620"
- Hub Type: B
- Bore Size: 5/8"
- Recommended Maximum: 1-7/8"
- Hub Diameter: 2-3/4"
- Length Thru Bore: 1-5/8"
- Weight: 2.94 LBS
- Interchanges: D40B21, D40B21H, HD40B21