Same strength and durability as 4B's standard forged chain links.
Same strength and durability as 4B's standard forged chain links.
| Brand | 4B |
|---|---|
| Part numbers | 4B142DNA, 4B142DHA, 175DNA |
| Min. Breaking Load | Case Depth | Weight/Link | P | H | T | W | M | D | F | E | B | |||
| (kN) | (lb) | (kg) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | |||
| 4B142DNA | 300 | 67500 | 0.7 mm | 1.37 kg | 142 | 50 | 12 | 42 | 18.7 | 25 | 67 | 13 | 8.5 | |
| 4B142DHA | 450 | 101000 | 0.7 mm | 2.00 kg | 142 | 50 | 16 | 62 | 28 | 25 | 87 | 13 | 8.5 | |
| 4B175DNA | 520 | 117500 | 1.0 mm | 3.17 kg | 175 | 60 | 16 | 72 | 22 | 30 | 96 | 17 | 10.5 |
Case hardness: Rockwell C57-C62
Core hardness: Rockwell C40
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Forged ChainsThe Bolt-N-Go flight system is a revolutionary assembly method for drop forged chains. Link and flight assembly is made easy by using a standard bolt and mechanical lock nut with a high…
Forged ChainsDrop forged chain is either supplied with welded flights or with bolt-on flights (Bolt 'N' Go system). 4B drop forged chains have three main styles: standard, double and triple links.
Forged ChainsSame quality, strength and durability as 4B's standard links.
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