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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 1" to 1 7/8" |
| Bore Type | Finished Bore |
| Chain Number | 80 |
| Chain Pitch | 1" |
| Chain Size | #80 |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 1" |
| For Chain Number | 80 |
| For Chain Pitch | 1" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Dia. | 2.83" |
| Hub Outside Dia. | 2.8438" |
| Individually Packaged | No |
| Length Through Bore | 3 5/8" |
| Length Thru Bore | 3 5/8" |
| Material | Steel |
| Max. Bore Size | 1 7/8" |
| Min. Bore Size | 1" |
| No. Of Chain Rows | 3 |
| No. Of Teeth | 12 |
| Pitch | 1" |
| Pitch Dia. | 3.8637" , 3.864" |
| Single Strand Tooth Thickness | 0.557" |
| Storage Dimension Height | 3 5/8" |
| Storage Dimension Length | 4.332" |
| Storage Dimension Width | 4.332" |
| Type | Type B Triple Strand Solid Reboreable |
Shipping Info:
| Ship weight (kg) | 3.31 |
| Ship height (cm) | 9.21 |
| Ship length (cm) | 11 |
| Ship width (cm) | 11 |
| 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 Height | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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E80B11H | 3.55" | 11 | 3 5/8" | 2 1/2" | 1" to 1 3/4" | #80 | 4.006" | 3 5/8" | €288.04 | |
![]() |
E80B13H | 4.179" | 13 | 3 5/8" | 3.15" | 1" to 2 1/4" | #80 | 4.657" | 3 5/8" | €316.37 | |
![]() |
E80B14H | 4.494" | 14 | 3 5/8" | 3.47" | 1" to 2 3/8" | #80 | 4.981" | 3 5/8" | €338.73 | |
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E80B15H | 4.81" | 15 | 3 5/8" | 3.79" | 1" to 2 1/2" | #80 | 5.305" | 3 5/8" | €311.75 | |
![]() |
E80B16H | 5.126" | 16 | 3 7/8" | 4" | 1" to 2 3/4" | #80 | 5.627" | 3 7/8" | €359.18 | |
![]() |
E80B17H | 5.442" | 17 | 3 7/8" | 4.42" | 1" to 3" | #80 | 5.95" | 3 7/8" | €381.49 | |
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E80B18H | 5.759" | 18 | 3 7/8" | 4.73" | 1" to 3 1/4" | 80 | 6.271" | 3 7/8" | €418.11 |
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MARTIN SPROCKET E80B12H Sprocket, Stock Bore, 80 Chain, 12 Teeth, 3.864 Inch Pitch Dia., 4.332 Inch O.D., Steel
€302.20 /unit






