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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 10 mm to 22 mm |
| Chain Size | #08B-1 |
| Hub Dia. | 34.341 mm |
| Length Through Bore | 28 mm |
| Material | Steel |
| No. Of Teeth | 12 |
| Outside Dia. | 56.435 mm |
| Pitch | 12.7 mm |
| Pitch Dia. | 49.069 mm |
| Type | Type B Single Strand Solid Stock Bore |
Shipping Info:
| Ship weight (kg) | 0.23 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 5.64 |
| Ship width (cm) | 5.64 |
| Country of Origin | US |
Product Variants
| Product | Model | Bore Dia. | Pitch Dia. | Outside Dia. | Hub Dia. | Length Through Bore | Pitch | Price | |
|---|---|---|---|---|---|---|---|---|---|
![]() |
08B11 | 10 mm to 22 mm | 45.078 mm | 52.444 mm | 30.201 mm | 25 mm | 12.7 mm | €57.20 | |
![]() |
08B17 | 12 mm | 69.116 mm | 76.482 mm | 54 mm | 27.991 mm | 12.7 mm | €76.15 | |
![]() |
08B18 | 12 mm | 73.136 mm | 80.502 mm | 56.998 mm | 27.991 mm | 12.7 mm | €81.18 | |
![]() |
08B21 | 12 mm | 85.211 mm | 92.577 mm | 70.002 mm | 27.991 mm | 12.7 mm | €107.34 | |
![]() |
08B23 | 12 mm to 55 mm | 93.268 mm | 100.634 mm | 78.003 mm | 28 mm | 12.7 mm | €121.42 | |
![]() |
08B38 | 16 mm | 153.791 mm | 118.741 mm | 87.935 mm | 35.001 mm | 12.7 mm | €169.37 | |
![]() |
08B45 | 19 mm to 60 mm | 182.062 mm | 139.944 mm | 87.935 mm | 35 mm | 12.7 mm | €182.49 |
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MARTIN SPROCKET 08B12 Roller Chain Sprocket, 08B-1 Chain, Stock Bore, 12 Teeth, 49.069 mm Pitch Dia., Steel
€60.96 /unit







