MARTIN SPROCKET Duplex Stock Bore B Type Metric Roller Chain Sprockets, 20B-2 Chain Number
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| Style | Model | Pitch Dia. | Outside Dia. | Number Of Teeth | Length Through Bore | Pitch | Price | |
|---|---|---|---|---|---|---|---|---|
| A | D20B10 | 102.745 mm | 123.383 mm | - | 75.006 mm | 31.75 mm | €550.12 | |
| B | D20B12 | 122.673 mm | 143.31 mm | 12 | 80.01 mm | 31.75 mm | €656.45 | |
| C | D20B13 | 132.67 mm | 153.307 mm | 13 | 80.01 mm | 31.75 mm | €616.36 | |
| D | D20B14 | 142.683 mm | 163.321 mm | 14 | 80.01 mm | 31.75 mm | €673.14 | |
| E | D20B15 | 152.709 mm | 173.347 mm | 15 | 80.01 mm | 31.75 mm | €738.98 | |
| F | D20B16 | 162.745 mm | 183.383 mm | 16 | 80.01 mm | 31.75 mm | €795.93 | |
| G | D20B17 | 172.79 mm | 193.427 mm | 17 | 80.01 mm | 31.75 mm | €775.93 | |
| H | D20B18 | 182.841 mm | 203.478 mm | 18 | 80.01 mm | 31.75 mm | €952.39 | |
| I | D20B19 | 192.898 mm | 213.536 mm | 19 | 80.01 mm | 31.75 mm | €1,071.47 | |
| J | D20B20 | 202.96 mm | 223.598 mm | - | 80.01 mm | 31.75 mm | €1,101.17 | |
| K | D20B21 | 213.027 mm | 233.664 mm | 21 | 80.01 mm | 31.75 mm | €1,197.00 | |
| L | D20B22 | 223.097 mm | 243.734 mm | 22 | 80.01 mm | 31.75 mm | €1,217.05 | |
| M | D20B23 | 233.17 mm | 253.808 mm | 23 | 80.01 mm | 31.75 mm | €1,262.98 | |
| N | D20B24 | 243.246 mm | 263.884 mm | 24 | 80.01 mm | 31.75 mm | €1,274.63 | |
| O | D20B25 | 253.325 mm | 273.962 mm | - | 80.01 mm | 31.75 mm | €1,407.77 | |
| P | D20B26 | 263.405 mm | 284.043 mm | - | 80.01 mm | 31.75 mm | €1,485.06 | |
| Q | D20B27 | 273.488 mm | 294.125 mm | 27 | 80.01 mm | 31.75 mm | €1,578.13 | |
| Q | D20B28 | 283.572 mm | 304.21 mm | 28 | 80.01 mm | 31.75 mm | €1,671.35 | |
| Q | D20B30 | 303.745 mm | 324.383 mm | 30 | 80.01 mm | 31.75 mm | €1,857.65 | |
| R | D20B32 | 323.923 mm | 344.56 mm | 32 | 80.01 mm | 31.75 mm | €1,950.86 |
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