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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | 2517 |
| Chain Number | 100 |
| Chain Pitch | 1 1/4" |
| Construction | Welded |
| Construction Type | Welded |
| For Chain Number | 100 |
| For Chain Pitch | 1 1/4" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Diameter | 4 1/2" |
| Hub Outside Dia. | 4 1/2" |
| Individually Packaged | No |
| Length Through Bore | 1 3/4" |
| Length Thru Bore | 1 3/4" |
| Material | Steel |
| Max. Bore Size | 3 1/16" |
| No. Of Teeth | 21 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 21 |
| Outside Dia. | 9.043" |
| Pitch | 1 1/4" |
| Pitch Dia. | 8.3869" |
| Pitch Diameter | 8.387" |
| Single Strand Tooth Thickness | 0.692" |
| Storage Dimension Height | 1 3/4" |
| Storage Dimension Length | 9.043" |
| Storage Dimension Width | 9.043" |
Shipping Info:
| Ship weight (kg) | 4.77 |
| Ship height (cm) | 4.45 |
| Ship length (cm) | 22.96 |
| Ship width (cm) | 22.96 |
| Country of Origin | US |
Product Variants
| Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Length Through Bore | Bushing Type | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 100BTB17H | 17 | 6.8027" | 7.437" | 1 3/4" | 2517 Taper Lock | 100 | 1 1/4" | Bushed | €308.80 | |
| 100BTB18H | 18 | 7.1985" | 7.839" | 1 3/4" | 2517 Taper Lock | 100 | 1 1/4" | Bushed | €317.22 | |
| 100BTB19H | 19 | 7.5944" | 8.241" | 1 3/4" | 2517 Taper Lock | 100 | 1 1/4" | Bushed | €330.71 | |
| 100BTB20H | 20 | 7.9906" | 8.642" | 1 3/4" | 2517 Taper Lock | 100 | 1 1/4" | Bushed | €354.40 | |
| 100BTB24H | 24 | 9.5766" | 10.245" | 1 3/4" | 2517 Taper Lock | 100 | 1 1/4" | Bushed | €333.69 | |
| 100BTB26H | 26 | 10.3703" | 11.045" | 1 3/4" | 2517 Taper Lock | 100 | 1 1/4" | Bushed | €353.79 | |
| 100BTB30H | 30 | 11.9585" | 12.643" | 2" | 3020 Taper Lock | 100 | 1 1/4" | Bushed | €423.23 |
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Contact us
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MARTIN SPROCKET 100BTB21H Roller Chain Sprocket, 100 Chain, Bushed TB, 21 Teeth, 8.387 Inch Pitch Dia., Steel
€364.34 /unit

