Calculator

Caster size by load weight

Enter the total loaded weight on four casters in pounds. Get a 350 / 450 / 700 lb-per-caster class or NO_MATCH.

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Result

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Worked checks: 1200 lb -> 350; 1600 lb -> 450; 2400 lb -> 700; 3200 lb -> NO_MATCH. classLbs uses 350 / 450 / 700 for CTA matching.

Related resources

Guides

Methodology guide

Limits, four-caster assumption, and when to stop shopping this ladder.