MARTIN SPROCKET Simplex Stock Bore A Type Metric Roller Chain Sprockets, 28B-1 Chain Number
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| Style | Model | Pitch Dia. | No. Of Teeth | Length Through Bore | Bore Dia. | Material | Pitch | Chain Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| A | 28A11 | 157.774 mm | 11 | 70 mm | 32 mm | Steel | 44.45 mm | #28B-1 | €379.35 | |
| A | 28A12 | 171.742 mm | 12 | 70 mm | 32 mm | Steel | 44.45 mm | #28B-1 | €403.69 | |
| A | 28A14 | 199.756 mm | 14 | 60 mm | 32 mm | Steel | 44.45 mm | #28B-1 | €473.30 | |
| A | 28A15 | 213.793 mm | 15 | 60 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €434.09 | |
| A | 28A16 | 227.843 mm | 16 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €463.43 | |
| A | 28A18 | 255.977 mm | 18 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €527.34 | |
| A | 28A19 | 270.057 mm | 19 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €566.37 | |
| A | 28A20 | 284.145 mm | 20 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €598.02 | |
| A | 28A21 | 298.238 mm | 21 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €634.92 | |
| A | 28A22 | 312.336 mm | 22 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €684.15 | |
| A | 28A24 | 340.545 mm | 24 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €778.00 | |
| A | 28A25 | 354.655 mm | 25 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €798.84 | |
| A | 28A26 | 368.767 mm | 26 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €761.40 | |
| A | 28A27 | 382.883 mm | 27 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €826.34 | |
| B | 28A29 | 411.121 mm | 29 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €903.04 | |
| A | 28A30 | 425.243 mm | 30 | 64 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €932.09 | |
| C | 28A32 | 453.492 mm | 32 | 76 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €1,111.56 | |
| C | 28A40 | 566.537 mm | 40 | 102 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €1,349.33 | |
| C | 28A45 | 637.217 mm | 45 | 102 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €1,683.50 | |
| C | 28A48 | 679.631 mm | 48 | 102 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €1,924.29 | |
| C | 28A57 | 806.894 mm | 57 | 127 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €2,677.96 | |
| C | 28A68 | 962.466 mm | 68 | 127 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €3,757.78 | |
| C | 28A72 | 1019.042 mm | 72 | 127 mm | 40 mm | Steel | 44.45 mm | #28B-1 | €4,111.99 |
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