Mass Converter
Convert between the most common mass units
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How to use this mass unit converter
Type in what you want to convert from. For example, if you want to see what 9 lbs equals in the other units, type 9 in the pounds field. You can also type mathematical expressions directly in the input fields, e.g. 7+2 pounds.
The table below shows the different mass units
| Unit | Mass in kilograms |
| 1 gram (g) | 0.001 kg |
| 1 milligram (mg) | 0.000001 kg |
| 1 stone (st) | 6.35029318 kg |
| 1 pound (lb) | 0.45359237 kg |
| 1 ounce (oz) | 0.028349523 kg |
| 1 troy ounce (t oz) | 0.0311034768 kg |
| 1 grain (gr) | 0.00006479891 kg |