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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 15/16" to 2 3/4" |
| Bore Type | Finished Bore |
| Chain Number | 2080 |
| Chain Pitch | 2" |
| Chain Size | #2080 |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 15/16" |
| For Chain Number | 2080 |
| For Chain Pitch | 2" |
| Hub Configuration | A |
| Hub Dia. | 4 1/4" |
| Individually Packaged | No |
| Length Through Bore | 0.551" , 0.575" |
| Material | Steel |
| Min. Bore Size | 15/16" |
| No. Of Chain Rows | 1 |
| No. Of Teeth | 21 |
| Outside Dia. | 7.23" |
| Pitch | 2" |
| Pitch Dia. | 6.785" , 6.7853" |
| Single Strand Tooth Thickness | 0.575" |
| Storage Dimension Height | 0.575" |
| Storage Dimension Length | 7.23" |
| Storage Dimension Width | 7.23" |
| Type | Type A Single Strand Double Pitch Reboreable |
Shipping Info:
| Ship weight (kg) | 2.34 |
| Ship height (cm) | 1.46 |
| Ship length (cm) | 18.36 |
| Ship width (cm) | 18.36 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Length Through Bore | Hub Dia. | Bore Dia. | Storage Dimension Length | Storage Dimension Width | Finished Bore Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
2080A17 | 5.5365" | 17 | 0.575" | 4" | 15/16" to 2 3/4" | 5.95" | 5.95" | 15/16" | €117.51 | |
![]() |
2080A18 | 5.8476" | 18 | 0.575" | 4 1/4" | 15/16" to 2 3/4" | 6.27" | 6.27" | 15/16" | €124.71 | |
![]() |
2080A20 | 6.4721" | 20 | 0.575" | 4 1/4" | 15/16" to 2 3/4" | 6.91" | 6.91" | 15/16" | €131.52 | |
![]() |
2080A23 | 7.413" | 23 | 0.575" | 4 1/4" | 15/16" to 2 3/4" | 7 22/25" | 7 22/25" | 15/16" | €150.96 | |
![]() |
2080A24 | 7.7274" | 24 | 0.575" | 4 1/4" | 15/16" to 2 3/4" | 8 1/5" | 8 1/5" | 15/16" | €157.41 | |
![]() |
2080A25 | 8.0421" | 25 | 0.575" | 4 1/4" | 15/16" to 2 3/4" | 8 13/25" | 8 13/25" | 15/16" | €163.33 | |
![]() |
2080A28 | 8.988" | 28 | 0.575" | 4 3/4" | 1 3/16" to 3 1/4" | 9 12/25" | 9 12/25" | 1 3/16" | €190.99 |
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MARTIN SPROCKET 2080A21 Sprocket, 2080 Chain, 21 Teeth, 6.785 Inch Pitch Dia., 7.230 Inch O.D., Steel
€136.54 /unit







