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Grains, Grams & Ounces Converter

Convert across the most common weight units for bullets, powder, and cases in real time.

A mass unit commonly used for bullet and powder weights. One grain equals 0.06479891 grams.

Perfect for bullet weights and charge weights.

Metric mass. Editing this value updates grains and ounces automatically.
Avoirdupois ounces. Editing this value updates grains and grams automatically.

Enter any field to instantly update the others or tap a preset.