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Maximize your firepower potential with the ProMag® FN® Five Seven IOM & USG 5.7x28mm 55-Round Drum Magazine from GunMag Warehouse. Compatible with any standard USG lower receiver, this high-capacity drum magazine features reinforced stamped

Save on ProMag FN Five Seven IOM & USG 5.7x28mm 55-Round Drum Magazine with a GunMag Warehouse discount code

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