Mossberg 590 Nighstick Shockwave 12 Gauge Chrome Walnut

The Mossberg 590 Nighstick / Shockwave-style is a compact 12 Gauge pump-action platform finished in chrome with a walnut pistol grip and corn-cob forend. It features a cylinder bore with a bead sight and key Mossberg pump-action design elements for reliable cycling in close-range, defensive and utility-oriented roles. The design includes user-focused details such as swivel studs and a Shockwave-style bird's-head grip for a compact handling profile.

Key Specifications

• The gauge is 12 Gauge.
• The action type is Pump Action.
• The chamber (max chamber size) is 3".
• The model is listed as 590.
• The metal finish is Chrome.
• The stock material is Walnut.
• The stock style is Pistol Grip Only.
• The sights are a fixed Bead sight.
• The choke type is Cylinder.
• The country of origin is listed as US.

Built on Mossberg's proven pump-action architecture with ambidextrous safety, dual extractors, positive steel-to-steel lockup, twin action bars and an anti-jam elevator, this compact platform is configured for users who need a reliable, short-profile 12 Gauge for close-quarters utility. The combination of a chrome finish, walnut pistol grip and corn-cob forend gives a distinctive, traditional appearance while retaining the handling traits expected from the 590 family.