View Full Version : 5.7 Psi
01-29-2006, 03:07 PM
Does anyone know what the standard working pressure (PSI) is for the black tip AP round?
01-30-2006, 06:38 AM
The working pressure of each type of round falls within the pistols working pressure which has already been covered HERE (http://fivesevenforum.com/forums/showthread.php?t=1377+highlight=5.7+pressure) . Make sure you use the search feature to check prior posts. Thanks. Welcome aboard.
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