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.50 caliber


This article lists firearm cartridges which have a bullet in the 12-millimeter (0.47 in) to 13-millimeter (0.51 in) caliber range.

Some measurements are in mm, others are in calibers, which are measured in inches.

Note: The .50 Sharps, Winchester and US Government cartridges were actually of 13mm caliber.


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Wikipedia

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