Wild West Gun Shop

Mossberg 590A1 Mil-Spec M-LOK 18.5" 9-Shot 12ga


In stock


Mossberg 590A1 Mil-Spec M-LOK 18.5″ 12ga

The Mossberg 590A1 is the most durable of our pump action shotguns, meeting MIL-SPEC 3443G, with its heavy-walled barrel, metal trigger guard and safety, clean out mag tube, and Parkerized finish. Its hearty construction and proven endurance make it a prime choice for home defense applications. This model was a special configuration Law Enforcement overrun, and are available for the civilian market. 8 round mag tube pictured, but these ship with a 7 round tube (as per the agencies specifications).


  • MIL-SPEC Construction
  • Heavy-walled Barrel
  • Metal Trigger Guard and Safety
  • Clean-out Magazine Tube
  • Drilled and Tapped Receiver
  • Parkerized Finish
  • Dual Extractors
  • Steel-to-steel Lockup
  • Top-Mounted Ambidextrous Safety
  • Twin Action Bars
  • Anti-Jam Elevator


  • SKU#50769
  • Pump-Action
  • 3″ Chamber Size
  • Ghost Ring Sights
  • Adjustable 6 Position Stock
  • 7 Shot Capacity (8 Shot pictured)


Additional information


12 GA


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With the new CFO changes as of May 18, 2022, the new requirements to purchase a Non-Restricted Firearm online include:

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