Mossberg 590S 12 Gauge 18.5-Inch with Holosun HS407K

The Mossberg 590S is a 12 Gauge pump-action shotgun configured with an 18.5-inch barrel, gray Magpul furniture, and an installed Holosun HS407K micro red dot. Its 3-inch chamber supports interchangeable use of 1.75-inch, 2.75-inch, and 3-inch shotshells, while the cylinder bore and bead sight provide a straightforward configuration for practical shotgun use.

Standard features include dual extractors, twin action bars, steel-to-steel lockup, an anti-jam elevator, and a top-mounted ambidextrous safety. The synthetic Magpul SGA stock offers an adjustable length of pull, and the MOE forend complements the platform's practical design.

Key Specifications

• The shotgun uses a 12 Gauge chambering.
• The action is pump-action.
• The barrel measures 18.5 inches.
• The chamber supports 1.75-inch, 2.75-inch, and 3-inch shells.
• The barrel uses a cylinder bore.
• The metal finish is described as matte blued.
• The stock and forend are gray Magpul synthetic furniture.
• The shotgun includes an installed Holosun HS407K micro red dot.
• The sights include a bead sight and the installed optic.
• The listed weight is 6.75 pounds.

With flexible shotshell compatibility, adjustable Magpul furniture, an installed micro red dot, and a familiar pump-action layout, the Mossberg 590S brings a focused set of features to a versatile 12 Gauge platform.