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Exclusive Classic Firearms 30 Round AR MagazineGET YOURS
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ETS GLK-21-18 : This 18 round ETS magazine is compatible with Glock 21,30,41 pistols.
Extreme Impact Resistance,won't crack or break when dropped. Very resistant to harsh chemicals. Superior heat, cold and UV resistance,won,¬â„¢t become brittle over time even when exposed to harsh environments or extreme cold. Translucent body,allowing you to see your ammo count and type. Creep resistant,the feed lips and body won't spread when being stored long term even when fully loaded.