Mossberg 590A1 Retrograde 12 Gauge Pump Action Shotgun - 20"

Manufactured by Mossberg
SKU: 51665
MPN: 51665
Manufactured by Mossberg
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NOTE: Limit 20 per household. Quantities exceeding 20 will not allow checkout.

Items that are regulated by the ATF have restrictions and requirements: 
•Your entire order will ship only to a Federal-Firearm License holder.
•Please contact your local FFL prior to placing your order to ensure they are still accepting transfers.
•A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to



The Mossberg 590A1 Retrograde is a reliable shotgun featuring a heavy walled, heat shield 20" barrel to keep it cool for extended shooting periods and heavy use. The ghost ring sights provides an accurate and easy to use sighting system. The 590A1 Retrograde is a 12-gauge, 9-shot (8+1) firearm that features a sleek Walnut stock and pump with corncob forend design. It utilizes the same dual-action bar for reliable and smooth function with every pump of the action. The receiver is made from aluminum with a parkerized  finish to match the heat shielded barrel. If you’re looking for a durable all-purpose 12-gauge shotgun, then the 590A1 Retrograde is a great choice. 

  • Pump action 
  • 12 Gauge
  • 20" barrel
  • 8 + 1 capacity
  • Heavy Walled/Heat Shield Barrel
  • Ghost Ring Sights
  • 3" Chamber
  • Cylinder bore
  • Fixed LOP
  • Walnut stock
  • Parkerized finish

Since 1919, Mossberg has been the leader in introducing important design advances to the firearms industry. Through design and an innovative edge, Mossberg is truly changing the way shooters use shotguns and rifles. Mossberg brings reliable, well-built shooting systems to you at an affordable price.
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Barrel Length20
Caliber Gauge12 Gauge
Weight7 lbs

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