The Mossberg 990 AfterShock 12 Gauge is a compact, hard-hitting defensive firearm designed for maximum control, reliability, and maneuverability in tight spaces. Built on Mossberg’s proven semi-auto platform, this ultra-compact design delivers 5+1 capacity with smooth cycling, making it an excellent option for home defense or tactical use.
Equipped with the innovative AfterShock grip, this firearm significantly reduces felt recoil while maintaining a firm, ergonomic hold—giving shooters better control and faster follow-up shots. The 14.75" barrel and compact overall length make it easy to maneuver in confined environments, while the fiber optic front sight allows for quick target acquisition.
This model also features a durable gas system with corrosion-resistant components, ensuring long-term reliability even under heavy use. The M-LOK compatible magazine tube extension allows for easy customization with lights or accessories, making it highly adaptable for defensive setups.
Whether you're looking for a powerful home defense solution or a compact tactical firearm, the Mossberg 990 AfterShock delivers serious stopping power in a small, easy-to-handle package.
FEATURES
Compact AfterShock design for improved control and reduced recoil
Semi-auto gas system for smooth, reliable cycling
14.75" barrel for enhanced maneuverability
Fiber optic front sight for fast target acquisition
5+1 capacity for defensive readiness
M-LOK mounting slots for accessories and customization
Enlarged and beveled loading port for faster reloads
Knurled charging handle and oversized controls for easy operation
Corrosion-resistant internal components for durability
Forend strap for added safety and control
Non-NFA firearm – compact design with 14.75" barrel and overall length over 26" for legal compliance (where permitted).
IMPORTANT SPECS
Manufacturer: Mossberg
Model: 990 AfterShock
Model Number: 83001
UPC: 015813830010
Gauge: 12 Gauge
Action: Semi-Auto
Capacity: 5+1
Chamber: 3"
Barrel Length: 14.75"
Overall Length: 27.125"
Choke: Cylinder Bore
Finish: Matte Blue
Stock/Grip: AfterShock Grip with Strapped Forend
Sights: Front Fiber Optic
Weight: 6.04 lbs
