Mossberg Model 590A1 Tri-Rail 12 Ga 20″ Barrel Six-Position Adjustable Stock 8 Round Mossberg

Original price was: $852.60.Current price is: $682.08.

Sale!

Mossberg Model 590A1 Tri-Rail 12 Ga 20″ Barrel Six-Position Adjustable Stock 8 Round Mossberg

Original price was: $852.60.Current price is: $682.08.

SKU: 15813536936 Category: Tag:
Model 590A1 Tri-Rail 12 Gauge 3 Inch Chamber 20 Inch Parkerized Barrel Six-Position Adjustable Stock 8 Round

Features a Tri-Picatinny rail forend, 20 inch heavy wall barrel, metal trigger guard and safety, clean-out tube. Ghost ring sight. Parkerized barrel finish. Cylinder choke. Six-position aluminum tube adjustable stock. Nine shot.

Own the same Mossberg 590A1 shotguns serving with distinction around the world.
With its rock solid reputation on the streets and on the battlefield, the Mossberg® 590A1 has become the choice for the modern duty shotgun. Men and women in uniform need a rugged, dependable firearm they can rely on day in and day out, no matter the conditions. Mossberg’s 590A1 shotguns have posted the credentials and track record over several decades to earn their trust. Previously offered almost exclusively to law enforcement agencies and military organizations, Mossberg now offers civilians 590A1 Special Purpose models built to the same rigorously-tested specifications demanded by those in uniform.
Specifications that include a heavy-walled parkerized barrel, metal trigger guard assembly, metal safety button, and an upgraded magazine tube that can easily be opened for cleaning and is readily adaptable for a magazine extension. The receiver-mounted safety is convenient for right or left-handed shooters; simply push the button forward and you’re ready to fire. In addition, every Mossberg Special Purpose shotgun features a host of proven Mossberg features like an anti-jam elevator, dual extractors for reliable feeding, and positive shot shell extraction and ejection. The result? A rugged, dependable shotgun you can count on-just like the pros do.
Variety and adaptability are hallmarks of the 590A1 platform, with tactical configurations offered to suit any need. Stock choices include a 6-position adjustable tactical stock, pistol-grip Cruiser® models, standard full-size polymer stock, or a polymer Speedfeed® model that holds four additional shells in the stock for quick and easy reloading. Every 590A1 Special Purpose model features a drilled and tapped receiver, factory-ready for Picatinny rail, scope base or optics installation.
Barrels lengths include 18-1/2″ (with 5+1 magazine capacity) or 20″ (with 8+1 magazine capacity), all with cylinder bore. Depending on the model, you’ll find a choice of 3-Dot, Ghost Ring, or basic front bead sights. The deluxe-equipped 590A1 SPX model comes fully loaded out of the box with the features you want: a factory-mounted Picatinny rail, LPA/M16-Style Ghost Ring combination sight set, and removable M9 bayonet/scabbard combination.
Other 590A1 versions include the 590A1 Mariner® model with Marinecote-finished barrel and receiver for added corrosion resistance for marine applications, extreme wet weather or humid environments and a reduced (13″) length-of-pull 590A1 Compact model perfect for smaller-stature shooters. 590A1 shotguns are also available in 14″ Class III Restricted models for law enforcement and military personnel. Contact us for more information.


  • Category : Tactical Shotguns
  • Action : Pump
  • Gauge : 12 Gauge
  • Barrel Length : 20.0″
  • Capacity : 8+1
  • Chamber : 3″
  • OAL : 36.12″
  • Weight : 7.5 lbs
  • Stock Description : 6-Position Adjustable Aluminum Black
  • Metal Finish : Black

FFL Transfer & Firearms Laws for Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg

All firearms, including the Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.

How It Works

  1. Place your order online.
  2. Provide your preferred FFL dealer information.
  3. We ship the firearm directly to your FFL.
  4. You complete the background check and pickup at the FFL.

Legal Compliance

We comply with all federal and state firearm laws. It is your responsibility to ensure the Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg is legal in your state. Some states may have restrictions on certain firearm models or features.

Helpful Resources

Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.

Frequently Asked Questions About This Product

Why buy Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg from Miami Shooters Supply?

We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.

Where can I buy Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg?

You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.

Is Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg available now?

Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.

What category does this product belong to?

This product is listed under: .

What tags or features does this product have?

Key features and tags for this product include: .

Is this product legal in my state?

It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.

Additional information

Classification

Firearm

Manufacturer Number

50693

Brand

Mossberg

FFL Transfer & Firearms Laws

All firearms, including the Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg, must be shipped to a licensed Federal Firearms License (FFL) dealer. A background check and any required local paperwork must be completed before you can take possession.

How It Works
  1. Place your order online.
  2. Send us your preferred local FFL dealer info.
  3. We ship the firearm to your FFL after verification.
  4. Complete background check and pick up from your dealer.
Legal Compliance

We comply with all U.S. firearm laws. It is your responsibility to ensure the Mossberg Model 590A1 Tri-Rail 12 Ga 20" Barrel Six-Position Adjustable Stock 8 Round Mossberg is legal in your state. Some states (e.g. CA, NY, NJ) have restrictions on magazine size or certain features.

Helpful Links

Need help? Contact our team — we’ll guide you through selecting a compliant firearm and the FFL transfer process.