Mossberg 590A1 Shotgun 12ga 3″ Chamber 6rd Capacity 18.5″ Parkerized Barrel Bantam Stock
$671.94
The Mossberg 590A1 Shotgun is a rugged 12-gauge pump-action firearm, renowned for its military-grade durability and reliability. With a 3″ chamber and 6-round capacity, it’s an exceptional choice for home defense, providing both power and dependability in critical situations. Experience the trusted performance that has made it a favorite among law enforcement worldwide.
8 in stock
The 590A1 is the most durably-built of Mossberg’s pump-action shotguns. It has seen duty in all branches of our country’s military and in military and law enforcement agencies worldwide due to its proven endurance and sturdy construction. Combine that hearty construction with a choice of sight stock and forend configurations and it is easy to see why the Mossberg 590A1 is a popular choice for home defense applications.
Features:
- Gauge: 12 Gauge
- Action Type: Pump-Action
- Chamber Size: 3"
- Usage: Security
- Barrel Type: Heavy-Walled
- Barrel Length: 18.5"
- Barrel Finish: Parkerized
- Choke: Accu-Choke System – Cylinder Bore Choke Installed
- Capacity: 6
- Length: 37.75"
- LOP: 12"-13"
- LOP Type: Adjustable
- Sights: Bead; Optic-Ready
- Stock: Synthetic (Black) w/Spacer
- Weight: 7
Frequently asked questions
What are the gauge, action, and chamber size?
The Mossberg 590A1 is a 12-gauge pump-action shotgun with a 3-inch chamber.
What are the barrel specifications and capacity?
It has an 18.5-inch heavy-walled, Parkerized barrel and a capacity of 6 rounds. The Accu-Choke system includes an installed cylinder bore choke.
What stock, sights, and length-of-pull features does it have?
It has a black synthetic stock with a spacer, an adjustable 12- to 13-inch length of pull, and an optic-ready bead sight configuration.
How can I receive this shotgun after ordering online?
It can be shipped to a licensed FFL dealer of your choice, where you complete the required background check and paperwork in person. Local pickup is also available at BT Gun Company in Rubicon, Wisconsin.
| Weight | 8.900 lbs |
|---|---|
| Dimensions | 43.000 × 8.000 × 3.000 in |
| Manufacturer | Mossberg |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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