Mean Arms Endomag 9mm Insert
  • Mean Arms Endomag 9mm Insert

Mean Arms Endomag 9mm Insert


Mean Arms Endomag 9mm Insert

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Mean Arms Endomag 9mm Insert

This product is a magazine insert that converts your Gen 2 or Gen 3 5.56/.223 PMAG® housing into a 9mm magazine to use with a standard AR lower and 9mm upper of your choosing with a Glock or Colt variant 9mm BCG.

Key Functions

  • No modifications to your 5.56x45 lower!  Changing calibers is now simply a complete 9mm upper for your AR platform. No nuts, no bolts, no drilling, no bull.
  • Last round bolt-hold open feature, just as an AR15 should function.
  • Built-in ejector designed to perform under intense conditions.
  • Convert your 5.56x45 PMAG to 9mm in seconds, and easily convert back to 5.56 without damaging your PMAG. No permanent changes to anything!
  • Specially formulated polymer.


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