PEW Science Small Arms Technical Data

This is a placeholder page for publicly available small arms technical data collected by PEW Science staff, for the community. Data on this page may appear elsewhere. All data provided on this page is physically measured and/or quantified by PEW Science staff, unless otherwise noted.

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Brownells BRN-4 (Heckler and Koch HK416) Gas System Measurements

The following is a table of gas system component measurements performed by PEW Science staff (03-DEC-2022). Please use at your own risk. Happy building!