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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 20 mm |
| Chain Size | 08B-2 |
| Hub Dia. | 100 mm |
| Length Through Bore | 40.005 mm |
| Material | Steel |
| No. Of Teeth | 30 |
| Outside Dia. | 128.864 mm |
| Pitch | 12.7 mm |
| Pitch Dia. | 121.498 mm |
| Type | Double Strand Metric Solid Stock Bore Type B |
Shipping Info:
| Ship weight (kg) | 1.15 |
| Ship height (cm) | 4.01 |
| Ship length (cm) | 12.88 |
| Ship width (cm) | 12.88 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | Outside Dia. | Bore Dia. | Hub Dia. | Length Through Bore | Pitch | Price | |
|---|---|---|---|---|---|---|---|---|---|
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D08B11 | 45.078 mm | 52.444 mm | 11 mm to 21 mm | 29.997 mm | 35.001 mm | 12.7 mm | €155.40 | |
![]() |
D08B12 | 49.069 mm | 56.435 mm | 12 mm to 24 mm | 34.011 mm | 35.001 mm | 12.7 mm | €156.24 | |
![]() |
D08B13 | 53.068 mm | 60.434 mm | 12 mm to 26 mm | 37.998 mm | 35.001 mm | 12.7 mm | €158.20 | |
![]() |
D08B14 | 57.073 mm | 64.439 mm | 12 mm | 42.012 mm | 35.001 mm | 12.7 mm | €161.19 | |
![]() |
D08B15 | 61.084 mm | 68.45 mm | 12 mm to 31 mm | 45.999 mm | 35.001 mm | 12.7 mm | €161.19 | |
![]() |
D08B16 | 65.098 mm | 72.464 mm | 14 mm to 35 mm | 50.013 mm | 35.001 mm | 12.7 mm | €174.42 | |
![]() |
D08B17 | 69.116 mm | 76.482 mm | 14 mm to 38 mm | 54 mm | 35.001 mm | 12.7 mm | €167.23 |
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MARTIN SPROCKET D08B30 Roller Chain Sprocket, 30 Teeth, 121.498 mm Pitch Dia., 128.864 mm O.D., Steel
€252.02 /unit







