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.
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!