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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Finished Bore |
| Chain Number | 2050 |
| Chain Pitch | 1 1/4" |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 5/8" |
| For Chain Number | 2050 |
| For Chain Pitch | 1 1/4" |
| Hub Configuration | B |
| Hub Outside Dia. | 1.9844" |
| Individually Packaged | Yes |
| Length Through Bore | 1" |
| Length Thru Bore | 1" |
| Material | Steel |
| Max. Bore Size | 1" |
| Min. Bore Size | 5/8" |
| No. Of Teeth | 12 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 12 |
| Outside Dia. | 2.71" |
| Pitch | 1 1/4" |
| Pitch Dia. | 2 1/2" |
| Single Strand Tooth Thickness | 0.343" |
| Storage Dimension Height | 1 1/16" |
| Storage Dimension Length | 3 1/4" |
| Storage Dimension Width | 3 1/4" |
Shipping Info:
| Ship weight (kg) | 0.36 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 6.88 |
| Ship width (cm) | 6.88 |
| Country of Origin | US |
Product Variants
| Product | Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Length Through Bore | For Chain Number | For Chain Pitch | Bore Type | Pitch | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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2050B11 | 11 | 2.3121" | 2 1/2" | 1" | 2050 | 1 1/4" | Finished Bore | 1 1/4" | €74.65 | |
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2050B13 | 13 | 2.6898" | 2.91" | 1" | 2050 | 1 1/4" | Finished Bore | 1 1/4" | €82.25 | |
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2050B14 | 14 | 2.881" | 3.11" | 1" | 2050 | 1 1/4" | Finished Bore | 1 1/4" | €85.65 | |
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2050B15 | 15 | 3.0732" | 3 8/25" | 1" | 2050 | 1 1/4" | Finished Bore | 1 1/4" | €87.96 | |
![]() |
2050B16 | 16 | 3.2664" | 3 13/25" | 1" | 2050 | 1 1/4" | Finished Bore | 1 1/4" | €90.01 | |
![]() |
2050B17 | 17 | 3.4603" | 3 18/25" | 1" | 2050 | 1 1/4" | Finished Bore | 1 1/4" | €97.09 | |
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2050B18 | 18 | 3.6548" | 3 23/25" | 1" | 2050 | 1 1/4" | Finished Bore | 1 1/4" | €101.50 |
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MARTIN SPROCKET 2050B12 Sprocket, 2050 Chain, 12 Teeth, 2.500 Inch Pitch Dia., 2.710 Inch O.D., Steel
€78.87 /unit





