MOSSBERG 990 SPX AFTERSHOCK | 12 Gauge | 83011

The MOSSBERG 990 SPX AfterShock is a compact semi-automatic 12-gauge shotgun offered in a Flat Dark Earth/Cerakote finish with black furniture and AfterShock pistol grip features. The platform is built with an optic-ready receiver (Shield RMSc footprint with adapter plates included) and a forend that integrates M-LOK slots and a heat shield. Its feature set is aimed at users who need a short, maneuverable shotgun for technical range work and practical shotgun training.

Product Specifications

• The manufacturer is MOSSBERG.
• The model is 990 SPX AFTERSHOCK.
• The manufacturer part number is 83011.
• The UPC is 015813830119.
• The gauge is 12 Gauge.
• The action type is Semi-Auto.
• The maximum chamber size is 3″.
• The barrel length shows multiple values listed; see notes.
• The capacity shows multiple values listed; see notes.
• The finish is Cerakote.
• The metal color is Flat Dark Earth.
• The stock color is listed as Flat Dark Earth, Black.
• The stock style shows multiple values listed; see notes.
• The choke type / bore is listed as Cylinder.
• The sights are listed as Fiber Optic with low-profile protective wings.

The 990 SPX AfterShock is built for users who prioritize compact handling and modular accessory options. Its optic-ready receiver and M-LOK-equipped forend make it well-suited for practical shotgun-focused training sessions and technical-range applications where a short, easily manipulated shotgun is preferred. The AfterShock grip and enlarged loading port aim to improve ergonomics and reload speed without changing core operating characteristics.