The ProMag FN Five Seven IOM & USG 5.7x28mm 30-Round Magazine – Black Polymer in black polymer is an essential upgrade for firearm enthusiasts and professionals who demand reliability, performance, and durability from their accessories. Designed specifically for the FN Five Seven IOM and USG models, this 30-round magazine offers https://www.ammunitioncart.com/product/1-promag-fn-five-seven-iom-usg-5-7-x-28mm-30rd-magazine-black-polymer/