This replacement or spare magazine is compatible with your FN FNX. It is constructed of heat treated steel with injection molded mag follower and mag spring formed from chrome silicone wire. Made in the USA.
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Shield Arms S15ME5INSG3BLK S15 Magazine Gen 3 15rd w/ +5rd Mag Extension (20rd Total) For Glock 43X/48 Black Nitride Steel
$67.49





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