Mossberg 590S Shockwave 12 Gauge Pump Shotgun 14.375" 8RD

Compact Power & Ultimate Shell Flexibility: Mossberg 590S Shockwave

The Mossberg 590S Shockwave delivers powerful defensive capability in a compact pump-action platform designed to cycle 1.75", 2.75", and 3" 12 gauge shells interchangeably. Featuring a 14.375-inch barrel, Shockwave grip, anti-jam elevator, and Mossberg’s proven 590-series reliability, the 590S Shockwave offers exceptional versatility for defensive and recreational use.

Cycles Multiple Shell Lengths

The innovative 590S action allows shooters to reliably cycle 1.75-inch mini shells, standard 2.75-inch loads, and full-power 3-inch shells without modification. Mix shell sizes in the magazine tube or tailor loads for specific applications.

Compact Shockwave Configuration

The Shockwave configuration combines a 14.375-inch barrel with the signature bird’s-head Shockwave grip, creating an extremely compact and maneuverable firearm ideal for tight spaces and transport.

Reliable Pump-Action Performance

Built on the legendary Mossberg 590 platform, the 590S Shockwave features dual extractors, twin action bars, and a positive steel-to-steel lockup for dependable cycling and long-term durability.

Anti-Jam Elevator Design

The redesigned anti-jam elevator enhances feeding reliability and smoother operation across multiple shell lengths while minimizing loading interference.

Top-Mounted Ambidextrous Safety

Mossberg’s signature top-mounted safety provides quick and intuitive manipulation for both right- and left-handed shooters.

Flexible Capacity Options

The 590S Shockwave offers increased magazine capacity when using mini shells, accommodating up to 8 rounds of 1.75-inch shells for maximum onboard ammunition.

Heavy-Duty Defensive Construction

The matte blued finish and durable pump-action design make the 590S Shockwave a rugged option for defensive applications, range use, or truck gun setups.

Key Features

• Multi-Shell Capability: Cycles 1.75", 2.75", and 3" shells
• Compact Design: 14.375" barrel with Shockwave grip
• Reliable Action: Dual extractors and twin action bars
• Anti-Jam Elevator: Improved feeding reliability
• Ambidextrous Safety: Convenient top-mounted design
• High Capacity: Holds up to 8 mini shells
• 590-Series Durability: Proven Mossberg pump-action reliability

Product Specifications