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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 1 1/4" |
| Bore Type | Finished Bore |
| Chain Number | 100 |
| Chain Pitch | 1 1/4" |
| Chain Size | #100 |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 1 1/4" |
| For Chain Number | 100 |
| For Chain Pitch | 1 1/4" |
| Hub Configuration | A |
| Hub Dia. | 4 1/2" |
| Individually Packaged | No |
| Length Through Bore | 0.656" , 0.692" |
| Material | Steel |
| Min. Bore Size | 1 1/4" |
| No. Of Chain Rows | 1 |
| No. Of Teeth | 21 |
| Outside Dia. | 9.043" |
| Pitch | 1 1/4" |
| Pitch Dia. | 8.3869" , 8.387" |
| Single Strand Tooth Thickness | 0.692" |
| Storage Dimension Height | 0.692" |
| Storage Dimension Length | 9.044" |
| Storage Dimension Width | 9.044" |
| Type | Stock Bore Type A |
Shipping Info:
| Ship weight (kg) | 4.25 |
| Ship height (cm) | 1.75 |
| Ship length (cm) | 22.96 |
| Ship width (cm) | 22.96 |
| Country of Origin | US |
Product Variants
| Product | Model | Material | Pitch Dia. | No. Of Teeth | Length Through Bore | Bore Dia. | Storage Dimension Length | Storage Dimension Width | Finished Bore Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
100A7 | Steel | 2.881" | 7 | 0.692" | 1" to 1.316" | 3.345" | 3.345" | 1" | €86.21 | |
![]() |
100A8 | Steel | 3.266" | 8 | 0.692" | 1" | 3.768" | 3.768" | 1" | €89.42 | |
![]() |
100A9 | Steel | 3.6548" | 9 | 0.692" | 1" to 2.154" | 4.185" | 4.185" | 1" | €96.13 | |
![]() |
100A10 | Steel | 4.0451" | 10 | 0.692" | 1" to 2.567" | 4.598" | 4.598" | 1" | €100.04 | |
![]() |
100A11 | Steel | 4.437" | 11 | 0.692" | 1 1/4" | 5.008" | 5.008" | 1 1/4" | €101.23 | |
![]() |
100A12 | Steel | 4.83" | 12 | 0.692" | 1 1/4" | 5.415" | 5.415" | 1 1/4" | €101.23 | |
![]() |
100A13 | Steel | 5.223" | 13 | 0.692" | 1 1/4" | 5.821" | 5.821" | 1 1/4" | €101.23 |
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Contact us
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MARTIN SPROCKET 100A21 Roller Chain Sprocket, 100 Chain, 21 Teeth, 8.387 Inch Pitch Dia., Steel
€149.91 /unit







