MARTIN SPROCKET Duplex Stock Bore B Type Metric Roller Chain Sprockets, 28B-2 Chain Number
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| Style | Model | Bore Dia. | Pitch Dia. | Outside Dia. | Hub Dia. | Length Through Bore | Pitch | Price | |
|---|---|---|---|---|---|---|---|---|---|
| A | D28B12 | 40 mm to 88 mm | 171.742 mm | 199.364 mm | 124.993 mm | 119.99 mm | 44.45 mm | €1,149.89 | |
| B | D28B14 | 40 mm to 90 mm | 199.756 mm | 227.379 mm | 129.997 mm | 119.99 mm | 44.45 mm | €1,309.61 | |
| B | D28B15 | 40 mm to 95 mm | 213.793 mm | 241.415 mm | 134.976 mm | 119.99 mm | 44.45 mm | €1,575.99 | |
| B | D28B16 | 40 mm to 102 mm | 227.843 mm | 255.466 mm | 144.983 mm | 119.99 mm | 44.45 mm | €1,683.50 | |
| C | D28B17 | 40 mm to 112 mm | 241.905 mm | 269.528 mm | 159.995 mm | 119.736 mm | 44.45 mm | €1,763.60 | |
| B | D28B18 | 40 mm to 125 mm | 255.977 mm | 283.6 mm | 178.003 mm | 119.99 mm | 44.45 mm | €1,976.80 | |
| D | D28B26 | 40 mm to 126 mm | 368.767 mm | 396.39 mm | 178.003 mm | 119.99 mm | 44.45 mm | €2,861.47 | |
| E | D28B20 | 40 mm to 126 mm | 284.145 mm | 311.767 mm | 178.003 mm | 119.99 mm | 44.45 mm | €2,270.27 | |
| D | D28B24 | 40 mm to 126 mm | 340.545 mm | 368.167 mm | 178.003 mm | 119.99 mm | 44.45 mm | €2,715.56 | |
| D | D28B28 | 40 mm to 126 mm | 397.001 mm | 424.623 mm | 178.003 mm | 119.99 mm | 44.45 mm | €3,069.44 | |
| D | D28B30 | 40 mm to 126 mm | 425.243 mm | 452.866 mm | 178.003 mm | 119.99 mm | 44.45 mm | €3,277.39 | |
| D | D28B32 | 40 mm to 126 mm | 453.492 mm | 481.115 mm | 178.003 mm | 119.99 mm | 44.45 mm | €3,485.50 | |
| B | D28B19 | 40 mm to 126 mm | 270.057 mm | 297.68 mm | 178.003 mm | 119.99 mm | 44.45 mm | €2,084.31 | |
| F | D28B21 | 40 mm to 126 mm | 298.238 mm | 325.86 mm | 178.003 mm | 120.015 mm | 44.45 mm | €2,461.64 | |
| D | D28B22 | 40 mm to 126 mm | 312.336 mm | 339.958 mm | 178.003 mm | 119.99 mm | 44.45 mm | €2,495.14 |
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