The Mossberg 590A1 Retrograde is a rugged pump-action shotgun designed for dependable performance in home-defense, law-enforcement, and field applications. Its 20-inch cylinder bore barrel is chambered for 3-inch shells and also accepts 2 3/4-inch 12 Gauge ammunition. A heavy-wall barrel, vented heat shield, bayonet lug, dual extractors, and dual action bars support reliable operation and durability. The shotgun features a Parkerized finish, classic walnut furniture with a corncob-style forend, and ghost ring sights for fast, practical target acquisition. Its tang-mounted manual safety is accessible from either side, while the 8+1 capacity provides substantial onboard ammunition.

Key features

• 8+1 capacity supports extended use before reloading
• 20-inch cylinder bore barrel handles 2 3/4-inch and 3-inch 12 Gauge shells
• Ghost ring sights provide a clear and durable sighting system
• Parkerized finish and heavy-wall barrel offer enhanced resistance to hard use
• Vented heat shield helps protect the barrel and supports sustained operation
• Classic walnut stock and corncob-style forend provide a traditional appearance and secure handling

The Mossberg 590A1 Retrograde combines proven pump-action reliability with practical defensive features for dependable service in demanding conditions.