
| Brand | Mossberg |
| SKU | 51660 |
| UPC | 015813516600 |
| Action | Pump Action |
| Finish | Parkerized |
| Sights | Bead Sights |
| Weight | 7.25 pounds |
| Capacity | 8+1 |
| Grip Safety | No |
| Optic Ready | No |
| Barrel Length | 20 inches |
| Manual Safety | Yes |
| Chamber Length | 3in |
| Length Of Pull | 14.25 inches |
| Overall Length | 41 inches |
| Trigger Safety | No |
| Caliber / Gauge | 12 Gauge |
| Threaded Barrel | No |
| Ambidextrous Safety | Yes |
| Condition | New |
Firearms ship to the FFL dealer you choose at checkout. Demo storefront — no real fulfillment.
The Mossberg 590A1 12 Gauge pump-action shotgun is built around the proven 500-series platform and meets the demanding Mil-Spec 3443 requirements associated with military-grade service shotguns. This model features a heavy-walled 20-inch barrel with a cylinder bore and Parkerized metal finish, along with a durable black synthetic stock. Its 8+1 capacity, tang-mounted manual safety, and bead front sight provide a practical configuration for defensive and general-purpose use. The 3-inch chamber accommodates both standard and magnum 12 Gauge shotshells, while the fixed 14.25-inch length of pull supports a consistent shooting position.
The Mossberg 590A1 delivers dependable pump-action performance for defensive and general-purpose shotgun use.