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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 1" to 2 3/4" |
| Bore Type | Finished Bore |
| Chain Number | 2080 |
| Chain Pitch | 2" |
| Chain Size | #2080 |
| Construction | Welded |
| Construction Type | Welded |
| Finished Bore Size | 1" |
| For Chain Number | 2080 |
| For Chain Pitch | 2" |
| Hub Configuration | B |
| Hub Dia. | 4 1/4" |
| Hub Outside Dia. | 4 1/4" |
| Individually Packaged | No |
| Length Through Bore | 1 1/2" |
| Length Thru Bore | 1 1/2" |
| Material | Steel |
| Max. Bore Size | 2 3/4" |
| Min. Bore Size | 1" |
| No. Of Chain Rows | 1 |
| No. Of Teeth | 20 |
| Outside Dia. | 6.91" |
| Pitch | 2" |
| Pitch Dia. | 6.472" , 6.4721" |
| Single Strand Tooth Thickness | 0.569" |
| Storage Dimension Height | 1 1/2" |
| Storage Dimension Length | 6.91" |
| Storage Dimension Width | 6.91" |
| Type | Type B Single Strand Double Pitch Reboreable |
Shipping Info:
| Ship weight (kg) | 3.69 |
| Ship height (cm) | 3.81 |
| Ship length (cm) | 17.55 |
| Ship width (cm) | 17.55 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Length Through Bore | Hub Dia. | Bore Dia. | Chain Size | Storage Dimension Length | Storage Dimension Width | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
2080B13 | 4.3036" | 13 | 1 1/2" | 2.7813" | 1" to 1 25/32" | #2080 | 4 3/4" | 4 3/4" | €141.14 | |
![]() |
2080B15 | 4.917" | 15 | 1 1/2" | 3.4531" | 1" to 2 9/32" | #2080 | 5 3/4" | 5 3/4" | €159.57 | |
![]() |
2080B21 | 6.785" | 21 | 1 3/4" | 4 1/4" | 1" to 2 3/4" | #2080 | 7.23" | 7.23" | €303.17 | |
![]() |
2080B16 | 5.2263" | 16 | 1 1/2" | 3.797" | 1" to 2.531" | #2080 | 5 3/4" | 5 3/4" | €181.19 | |
![]() |
2080B25 | 8.0421" | 25 | 1 3/4" | 4 1/4" | 1" to 2 3/4" | #2080 | 8 13/25" | 8 13/25" | €294.17 | |
![]() |
2080B23 | 7.413" | 23 | 1 3/4" | 4 1/4" | 1" to 2 3/4" | #2080 | 7 22/25" | 7 22/25" | €328.96 | |
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2080B12 | 4" | 12 | 1 5/8" | 3 1/8" | 1" to 1 11/16" | #2080 | 4 7/16" | 4 7/16" | €131.52 |
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MARTIN SPROCKET 2080B20 Sprocket, 2080 Chain, 20 Teeth, 6.472 Inch Pitch Dia., 6.910 Inch O.D., Steel
€283.17 /unit



