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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | 2012 |
| Chain Number | 60 |
| Chain Pitch | 3/4" |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 60 |
| For Chain Pitch | 3/4" |
| Hub Configuration | B |
| Hub Diameter | 4" |
| Hub Outside Dia. | 3 9/16" |
| Individually Packaged | Yes |
| Length Through Bore | 1 1/4" |
| Length Thru Bore | 1 1/4" |
| Material | Steel |
| Max. Bore Size | 2" |
| Min. Bore Size | 1/2" |
| No. Of Teeth | 21 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 21 |
| Outside Dia. | 5.426" |
| Pitch | 3/4" |
| Pitch Dia. | 5.0321" |
| Pitch Diameter | 5.032" |
| Single Strand Tooth Thickness | 0.459" |
| Storage Dimension Height | 1.31" |
| Storage Dimension Length | 5 5/8" |
| Storage Dimension Width | 5 5/8" |
Shipping Info:
| Ship weight (kg) | 0.6 |
| Ship height (cm) | 3.18 |
| Ship length (cm) | 13.79 |
| Ship width (cm) | 13.79 |
| Country of Origin | US |
Product Variants
| Product | Model | Number Of Teeth | Outside Dia. | Pitch Dia. | Length Through Bore | Bushing Type | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
60BTB11 | 11 | 3.004" | 2.662" | 7/8" | 1008 Taper Lock | 60 | 3/4" | Bushed | €87.54 | |
![]() |
60BTB12 | 12 | 3.249" | 2.8978" | 7/8" | 1008 Taper Lock | 60 | 3/4" | Bushed | €89.35 | |
![]() |
60BTB13 | 13 | 3.493" | 3.1339" | 1" | 1210 Taper Lock | 60 | 3/4" | Bushed | €89.58 | |
![]() |
60BTB14 | 14 | 3.736" | 3.3705" | 1" | 1210 Taper Lock | 60 | 3/4" | Bushed | €100.37 | |
![]() |
60BTB15 | 15 | 3.978" | 3.6073" | 1" | 1610 Taper Lock | 60 | 3/4" | Bushed | €106.72 | |
![]() |
60BTB16 | 16 | 4.221" | 3.8444" | 1" | 1610 Taper Lock | 60 | 3/4" | Bushed | €109.76 | |
![]() |
60BTB17 | 17 | 4.462" | 4.0816" | 1" | 1610 Taper Lock | 60 | 3/4" | Bushed | €115.01 |
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MARTIN SPROCKET 60BTB21 Roller Chain Sprocket, 60 Chain, Bushed TB, 21 Teeth, 5.032 Inch Pitch Dia., Steel
€127.00 /unit





