JG M4 S-System Internals

Discussion in 'General Airsoft Discussion' started by salemairsoft, Jul 17, 2012.

  1. salemairsoft

    salemairsoft New Member

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    West Liberty
    I was wondering if anyone could tell me the internals of the 2011 or 2012 internals of the JG m4 s sytem. Like all the specs of it including as many of the internals you know.