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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Diameter | 25 mm |
| Material | Steel |
| No. Of Teeth | 12 |
| Number Of Teeth | 12 |
| Outside Dia. | 143.31 mm |
| Pitch | 31.75 mm |
| Pitch Dia. | 122.673 mm |
Shipping Info:
| Ship weight (kg) | 1.89 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 14.33 |
| Ship width (cm) | 14.33 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | Outside Dia. | Number Of Teeth | Length Through Bore | Pitch | Price | |
|---|---|---|---|---|---|---|---|---|
![]() |
20A15 | 152.709 mm | 173.347 mm | 15 | 44 mm | 31.75 mm | €171.67 | |
![]() |
20A28 | 283.572 mm | 304.21 mm | 28 | 51 mm | 31.75 mm | €400.12 | |
![]() |
20A44 | 445.057 mm | 465.694 mm | - | 64 mm | 31.75 mm | €769.64 | |
![]() |
20A10 | 102.745 mm | 123.383 mm | - | 48 mm | 31.75 mm | €160.41 | |
![]() |
20A48 | 485.451 mm | 506.088 mm | - | 64 mm | 31.75 mm | €884.28 | |
![]() |
20A84 | 849.13 mm | 869.768 mm | 84 | 95 mm | 31.75 mm | €2,150.96 | |
![]() |
20A19 | 192.898 mm | 213.536 mm | 19 | 51 mm | 31.75 mm | €230.90 |
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MARTIN SPROCKET 20A12 Sprocket, 20B-1 Chain, 12 Teeth, 122.673 mm Pitch Dia., 143.310 mm O.D., Steel
€162.21 /unit



