Grain Conversions

1 Grain =
6.479891 x 10-5 Kilograms
(exact result)
A grain is a unit of weight originally based on the weight of a seed, but now defined as 1/7000th of a pound. It is used to weigh bullets, arrows, and sometimes medication.
The kilogram, or kilogramme, is the base unit of weight in the Metric system. It is the approximate weight of a cube of water 10 centimeters on a side.