Mossberg, the oldest family-owned American manufacturer of firearms, specializes in shotguns, rifles, scopes and accessories. Mossberg is the leading manufacturer of pump-action shotguns worldwide and has been recognized as one of the most innovative companies in the firearms industry. Mossberg rifles are praised for being lightweight and easy to handle. If you're looking for Mossberg factory magazines, you've come to the right place. We have plenty for you to select from – start shopping today.