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Product Specifications:
| Item | Roller Chain Sprocket |
| Material | Steel |
| No. Of Teeth | 12 |
| Number Of Teeth | 12 |
| Outside Dia. | 143.31 mm |
| Pitch | 31.75 mm |
| Pitch Dia. | 122.673 mm |
| Product Datasheet | martin-sprocket-06a15.pdf |
Shipping Info:
| Ship weight (kg) | 0.86 |
| Ship height (cm) | 4.8 |
| Ship length (cm) | 14.33 |
| Ship width (cm) | 14.33 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Pitch Dia. | Outside Dia. | Number Of Teeth | Length Through Bore | Pitch | Price | |
|---|---|---|---|---|---|---|---|---|
![]() |
20B13 | 132.67 mm | 153.307 mm | 13 | 41 mm | 31.75 mm | €309.77 | |
![]() |
20B16 | 162.745 mm | 183.383 mm | 16 | 44 mm | 31.75 mm | €416.32 | |
![]() |
20B19 | 192.898 mm | 213.536 mm | 19 | 51.003 mm | 31.75 mm | €426.35 | |
![]() |
20B22 | 223.097 mm | 243.734 mm | 22 | 51 mm | 31.75 mm | €488.16 | |
![]() |
20B10 | 102.745 mm | 123.383 mm | - | 48 mm | 31.75 mm | €229.55 | |
![]() |
20B8 | 82.967 mm | 103.604 mm | - | 48 mm | 31.75 mm | €154.54 | |
![]() |
20B9 | 92.831 mm | 113.468 mm | - | 48 mm | 31.75 mm | €209.04 |
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MARTIN SPROCKET 20B12 Sprocket, 20B-1 Chain, 12 Teeth, 122.673 mm Pitch Dia., 143.310 mm O.D., Steel
€287.92 /unit







