Convert grain (gr) to milligram (mg) instantly
| Grains (gr) | Milligrams (mg) |
|---|---|
| 0.001 gr | 0.0647989 mg |
| 0.01 gr | 0.647989 mg |
| 0.1 gr | 6.47989 mg |
| 0.5 gr | 32.39945 mg |
| 1 gr | 64.7989 mg |
| 2 gr | 129.5978 mg |
| 5 gr | 323.9945 mg |
| 10 gr | 647.989 mg |
| 20 gr | 1295.978 mg |
| 50 gr | 3239.945 mg |
| 100 gr | 6479.89 mg |
| 200 gr | 12959.78 mg |
| 500 gr | 32399.45 mg |
| 1000 gr | 64798.9 mg |
The kilogram (kg) is the SI base unit of mass. The imperial system uses ounces, pounds and stone. One pound equals 0.453592 kg. One stone equals 14 pounds (6.35 kg).
Formula: mg = gr × 64.7989