similar to DIN 5687
| Chain size | Part number | d" | t" | b1 min." | b2 max." | WLL [lbs] | Weight [lbs/ft] |
| 3/16 | QK 5 | 0.20 | 0.59 | 0.25 | 0.73 | 1,760 | 0.36 |
| 1/4 | QK 6 | 0.24 | 0.71 | 0.31 | 0.87 | 2,470 | 0.54 |
| 9/32 | QK 7 | 0.28 | 0.83 | 0.36 | 1.02 | 3,300 | 0.74 |
| 5/16 | QK 8 | 0.31 | 0.94 | 0.41 | 1.17 | 4,400 | 0.94 |
| 3/8 | QK 10 | 0.39 | 1.18 | 0.51 | 1.46 | 6,950 | 1.48 |
| 1/2 | QK 13 | 0.51 | 1.54 | 0.67 | 1.89 | 11,680 | 2.55 |
Additional electropolishing optionally available.
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