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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | 2517 |
| Chain Number | 80 |
| Chain Pitch | 1" |
| Construction | Welded |
| Construction Type | Welded |
| For Chain Number | 80 |
| For Chain Pitch | 1" |
| Hub Configuration | B |
| Hub Diameter | 4 1/4" |
| Hub Outside Dia. | 4 1/4" |
| Individually Packaged | No |
| Length Through Bore | 1 3/4" |
| Length Thru Bore | 1 3/4" |
| Material | Steel |
| Max. Bore Size | 2 1/2" |
| Min. Bore Size | 1/2" |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 20 |
| Outside Dia. | 6.914" |
| Pitch | 1" |
| Single Strand Tooth Thickness | 0.575" |
| Storage Dimension Height | 1 3/4" |
| Storage Dimension Length | 6.914" |
| Storage Dimension Width | 6.914" |
Shipping Info:
| Ship weight (kg) | 2.48 |
| Ship height (cm) | 4.45 |
| Ship length (cm) | 17.55 |
| Ship width (cm) | 17.55 |
| Country of Origin | US |
Product Variants
| Product | Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Length Through Bore | Bushing Type | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
80BTB10 | 10 | 3.2361" | 3.678" | 1 1/2" | 1215 Taper Lock | 80 | 1" | Bushed | €111.42 | |
![]() |
80BTB11 | 11 | 3.5495" | 4.006" | 1 1/2" | TB 1215 | 80 | 1" | Bushed | €116.84 | |
![]() |
80BTB12 | 12 | 3.8637" | 4.332" | 1 1/2" | 1615 Taper Lock | 80 | 1" | Bushed | €124.08 | |
![]() |
80BTB13 | 13 | 4.1786" | 4.657" | 1 1/2" | 1615 Taper Lock | 80 | 1" | Bushed | €122.88 | |
![]() |
80BTB14 | 14 | 4.494" | 4.981" | 1 1/2" | 1615 Taper Lock | 80 | 1" | Bushed | €131.39 | |
![]() |
80BTB15 | 15 | 4.8097" | 5.305" | 1 1/2" | 1615 Taper Lock | 80 | 1" | Bushed | €134.31 | |
![]() |
80BTB16 | 16 | 5.1258" | 5.627" | 1 1/4" | 2012 Taper Lock | 80 | 1" | Bushed | €147.21 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET 80BTB20 Roller Chain Sprocket, 80 Chain, Bushed TB, 20 Teeth, 6.393 Inch Pitch Dia., Steel
€227.27 /unit






