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Products : Interchangeable Magazine Wells

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The 7.62x39 magwell, for use with our modular lower receiver, allows the operator to utilize standard AK-47 Warsaw Pact steel  magazines and Thermold polymer magazines.  This magwell was designed to be used with MGI's modular lower receiver and MGI's QCB (Quick Change Barrel) upper receiver. Using the magazines designed f...


AR mag for The MGI® modular lower system, This Mag well may be the most versatile of all that we offer allowing 7 plus different calibers to be fired through it simple as changing the bolt and barrel with our Hydra® System. Some of the available calibers are .22 rimfire, .223 or 5.56, 6.5 grendel, 6.8spc, .450 thumper, .458...


The MGI® 9mm SMG mag well for use in the modular weapon system uses both Colt style magazines or the traditionally modified Uzi magazines. This mag well also works with the high capacity drum or stick magazines.  This mag well also works with other manufactures 9mm upper receivers as well as the QCB from MGI.