The Mossberg 590S Shockwave is a 12 gauge pump-action defensive shotgun equipped with an 18.5-inch barrel and a fixed Raptor birdshead grip. It is intended primarily for home-defense and other defensive applications where compact handling and straightforward operation are priorities. The shotgun is built with a matte blued barrel, a black synthetic grip/forend, and ships with a cylinder-bore choke.
Key Specifications
- This shotgun is chambered in 12 Gauge.
- The action is a pump action design for straightforward, reliable cycling.
- The barrel measures 18.5 inches and is finished in matte blued steel with a cylinder-bore choke installed.
- The chamber accepts 3″ shells and the design cycles 1.75″, 2.75″, and 3″ shell lengths.
- The stock features a fixed Raptor birdshead grip with a corncob forend and strap, finished in black.
- Sights are a bead front with an ambidextrous top-tang safety for right- or left-handed access.
- This model is intended for home defense and related defensive applications.
- Reported magazine and capacity information varies by configuration and should be confirmed before sale or transfer.
The 590S Shockwave presents a compact, low-complexity defensive platform with Mossberg’s simple pump operation and a short overall length suited to close-quarters handling. Its fixed Raptor grip and corncob forend are designed for secure control and durability under routine use. Note that reported weight and capacity values vary among supplied sources; confirm the exact configuration with the manufacturer or original packaging prior to making compliance or purchasing decisions. Additionally, magazine capacity may be restricted to 10 rounds in the following jurisdictions: Hawaii, California, Connecticut, District of Columbia, Illinois, Maryland, Massachusetts, New Jersey, New York, Rhode Island, Vermont, Washington, and Colorado.
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