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The BlackStar 40B70 is a 40 pitch B-Hub roller chain sprocket with 70 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.
| Specifications | |
|---|---|
| Part Number | 40B70 |
| Chain Pitch | 40 |
| Number of Teeth | 70 |
| Minimum Bore | 3/4" |
| Maximum Bore | 2-3/4" |
| Bore Type | Plain Bore |
| Hub Style | B-Hub |
| Strand Count | Single |
| Material | Steel |
| Outside Diameter | 11.43" |
| Pitch Diameter | 11.145" |
| Approx. Weight | 11.00 lbs |

Cross-references: Browning H40B70, Martin 40BS70, Boston Gear RS40B70
Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
US$40
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