Methodology guide
Anchors, people-lift ban, and vs winch / chain hoist.
Calculator
Enter load weight in pounds. Get required capacity (×1.5) and a 2 ton / 4 ton come-along class or NO_MATCH.
Required ≈ load × 1.5 pull margin. Classes: 2 ton = 4,409 lb · 4 ton = 8,818 lb. Worked check: 2,000 lb → 2 ton class.
Anchors, people-lift ban, and vs winch / chain hoist.
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