MARTIN SPROCKET Simplex Stock Bore A Type Metric Roller Chain Sprockets, 20B-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 | 20A8 | 82.967 mm | 8 | 48 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €138.55 | |
| B | 20A9 | 92.831 mm | 9 | 48 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €148.92 | |
| C | 20A10 | 102.745 mm | 10 | 48 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €160.41 | |
| C | 20A11 | 112.696 mm | 11 | 48 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €162.21 | |
| C | 20A12 | 122.673 mm | 12 | 48 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €162.21 | |
| C | 20A13 | 132.67 mm | 13 | 41 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €162.21 | |
| C | 20A14 | 142.683 mm | 14 | 41 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €166.04 | |
| C | 20A15 | 152.709 mm | 15 | 44 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €171.67 | |
| D | 20A16 | 162.745 mm | 16 | 44 mm | 24 mm | Steel | 31.75 mm | #20B-1 | €184.04 | |
| E | 20A17 | 172.79 mm | 17 | 44 mm | 24 mm | Steel | 31.75 mm | #20B-1 | €200.05 | |
| F | 20A18 | 182.841 mm | 18 | 44 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €212.43 | |
| G | 20A19 | 192.898 mm | 19 | 51 mm | 30 mm | Steel | 31.75 mm | #20B-1 | €230.90 | |
| H | 20A20 | 202.96 mm | 20 | 51 mm | 30 mm | Steel | 31.75 mm | #20B-1 | €248.02 | |
| I | 20A21 | 213.027 mm | 21 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €233.27 | |
| J | 20A22 | 223.097 mm | 22 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €299.87 | |
| K | 20A23 | 233.17 mm | 23 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €273.25 | |
| L | 20A24 | 243.246 mm | 24 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €290.99 | |
| M | 20A26 | 263.405 mm | 26 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €314.55 | |
| N | 20A27 | 273.488 mm | 27 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €400.12 | |
| O | 20A28 | 283.572 mm | 28 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €400.12 | |
| P | 20A29 | 293.658 mm | 29 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €400.89 | |
| P | 20A31 | 313.833 mm | 31 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €424.42 | |
| P | 20A32 | 323.923 mm | 32 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €455.71 | |
| P | 20A33 | 334.013 mm | 33 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €488.16 | |
| P | 20A34 | 344.105 mm | 34 | 51 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €503.61 | |
| P | 20A35 | 354.197 mm | 35 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €535.06 | |
| Q | 20A36 | 364.29 mm | 36 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €574.47 | |
| P | 20A37 | 374.384 mm | 37 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €598.02 | |
| P | 20A38 | 384.479 mm | 38 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €629.30 | |
| R | 20A39 | 394.574 mm | 39 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €691.88 | |
| S | 20A40 | 404.669 mm | 40 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €504.56 | |
| T | 20A41 | 414.766 mm | 41 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €738.98 | |
| U | 20A42 | 424.862 mm | 42 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €754.42 | |
| T | 20A43 | 434.959 mm | 43 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €785.72 | |
| T | 20A44 | 445.057 mm | 44 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €769.64 | |
| T | 20A46 | 465.253 mm | 46 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €826.34 | |
| T | 20A47 | 475.352 mm | 47 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €854.70 | |
| T | 20A48 | 485.451 mm | 48 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €884.28 | |
| T | 20A49 | 495.55 mm | 49 | - | - | Steel | 31.75 mm | - | €955.38 | |
| T | 20A50 | 505.65 mm | 50 | 64 mm | 32 mm | Steel | 31.75 mm | #20B-1 | €1,026.11 | |
| T | 20A51 | 515.749 mm | 51 | 64 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,039.77 | |
| T | 20A52 | 525.849 mm | 52 | 64 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,040.46 | |
| T | 20A53 | 535.95 mm | 53 | 64 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,054.84 | |
| T | 20A54 | 546.05 mm | 54 | 82 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,054.84 | |
| T | 20A55 | 556.151 mm | 55 | 82 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,083.17 | |
| T | 20A56 | 566.252 mm | 56 | 82 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,111.56 | |
| T | 20A58 | 586.454 mm | 58 | 82 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,095.43 | |
| T | 20A59 | 596.556 mm | 59 | 82 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,122.01 | |
| T | 20A70 | 707.681 mm | 70 | 95 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,477.84 | |
| T | 20A72 | 727.887 mm | 72 | 95 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,656.90 | |
| T | 20A76 | 768.301 mm | 76 | 95 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €1,832.70 | |
| T | 20A80 | 808.715 mm | 80 | 95 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €2,070.87 | |
| T | 20A84 | 849.13 mm | 84 | 95 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €2,150.96 | |
| T | 20A90 | 909.755 mm | 90 | 95 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €2,737.39 | |
| T | 20A95 | 960.277 mm | 95 | 114 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €2,993.76 | |
| T | 20A96 | 970.382 mm | 96 | 114 mm | 25 mm | Steel | 31.75 mm | #20B-1 | €3,045.63 | |
| T | 20A114 | 1152.268 mm | 114 | 114 mm | 40 mm | Steel | 31.75 mm | #20B-1 | €3,343.03 |
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