Mossberg Introduces 590M Shockwave 12-Gauge Pump-Action

Mossberg, a sponsor of 3GN matches and competitors, incorporates mag-fed design into 590M Shockwave 12-Gauge Pump-Action Shotgun North Haven, CT – Combining the convenience and adaptability of a mag-fed shotgun with a “Non-NFA” pump-action platform, Mossberg is proud to introduce the 590M Shockwave 12-gauge firearm with 15-inch barrel, pistol grip and the world’s first double-stack, 10-round shotgun magazine. And for greater versatility, optional 5, 10, 15 and 20-round capacity magazines are sold as accessories. This compact 12-gauge is classified by the BATFE (Bureau of Alcohol, Tobacco, Fire

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