Stone (unit)

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The stone is a unit for measuring mass in the Imperial system. It is equal to fourteen pounds. 160 stone make up a long ton. In the metric system, 1 stone = 6.35029318 kilograms.

The short way of writing stones is st.

Mass[change | change source]

Units Grains Drachms Ounces Pounds Stones Quarters Long Hundredweights Long Tons Metric Values
Stones 98,000 3,584 224 14 1 12 18 1160 6.35029318 Kilogrammes

Usage[change | change source]

The stone was outlawed in Ireland and the United Kingdom, in 1983 and 1985 respectively. However stones and pounds are both commonly used in non-official cases, most commonly when stating the weight of a person. Often in American-British boxing matches, the contenders  weight is stated in pounds then stones and pounds. The same in horse racing