The Mossberg 590 Shockwave SPX is a compact, pump-action 12 gauge platform built for close-quarters and home-defense applications. It pairs a fixed Raptor birdshead grip and corn‑cob forend with a receiver-mounted side saddle and removable top rail for shells or optics. The SPX package includes a barrel heat shield and bead front sight, making it a practical option where compact handling and straightforward operation are priorities.
Key Specifications
- The gauge is 12 Gauge, suitable for standard 12-gauge shotshells rated to the listed chamber size.
- The action is a Pump Action design with twin action bars and positive steel-to-steel lockup.
- The chamber accepts 3″ shotshells where indicated by the manufacturer listings.
- The finish is Matte Blued metal with black synthetic furniture and a fixed Raptor birdshead grip.
- The overall length is listed as 26.37 inches in manufacturer data sets.
- Sights are a simple bead front intended for close-range target acquisition.
- The choke type is a cylinder bore, providing an open pattern for short-range work.
- Included features are a receiver-mounted side saddle with five polymer shellholders, a removable top Picatinny rail, and a barrel heat shield.
The Shockwave SPX emphasizes compact ergonomics and proven pump-action reliability in a package tailored to close-range and defensive roles. Durable materials, straightforward sights, and onboard shell storage make it a practical choice for users who prioritize compact handling and ease of use. Its configuration and features suit home-defense and other close-quarters applications while retaining classic Mossberg operating controls.
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