Mossberg 590 Shockwave 12 Gauge 18.5 in Pump Action

The Mossberg 590 Shockwave is a 12 Gauge pump-action firearm designed around a compact, practical configuration. It features an 18.5-inch heavy-walled barrel, cylinder bore, bead front sight, Raptor grip, and corn-cob forend with strap.

The platform includes an ambidextrous top-tang safety, dual extractors, twin action bars, positive steel-to-steel lockup, and an anti-jam elevator for consistent manual operation.

Key Specifications

• The gauge is 12 Gauge for compatibility with appropriately specified 12 Gauge ammunition.
• The action is pump action for manually cycling the firearm.
• The barrel measures 18.5 inches and uses a heavy-walled construction.
• The maximum chamber size is 3 inches.
• The barrel uses a cylinder bore configuration.
• The front sight is a bead sight for a straightforward sight picture.
• The metal finish is matte blued.
• The firearm includes a black Raptor grip.
• The forend is a corn-cob style with strap.
• The safety is an ambidextrous top-tang safety.

With its established 590-series operating system and focused feature set, the Shockwave offers a capable option for owners seeking a compact 12 Gauge pump-action platform with durable controls and practical handling features.

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