Forty Conversions
Use this easy and mobile-friendly calculator to convert between Forties and other units of Beer Volume.From
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1 Forty ≈
3.333 Standard U.S. Beers
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Forties
A forty is a large bottle of cheap beer (sometimes called malt liquor), that is 40 U.S. fluid ounces in size.
Beers
In the United States, an industry standard beer bottle or beer can is 12 U.S. fluid ounces.