About the Units
grain (gr)
A unit of mass equal to 64.79891 milligrams, originally based on the weight of a grain of barley.
kilogram (kg)
The SI base unit of mass, defined as the mass of the International Prototype Kilogram.
Common Conversions
- 1 gr = 0.00006479891 kg
- 15432.359 gr = 1 kg