The Mossberg 590S Tactical is built for serious defensive use, offering the versatility to cycle 2¾”, 3″, and the shorter 1¾” mini shells without modification. Chambered in 12 gauge with an 18.5-inch barrel and a 9+1 shell capacity, this configuration ships with a Holosun HS407K optic pre-mounted for fast, reliable target acquisition. It’s a purpose-built home-defense and tactical shotgun from one of America’s most trusted long-gun manufacturers.
Key Specifications
- The action is a pump action, proven reliable under adverse conditions.
- Chambered in 12 gauge, the most versatile and widely available defensive shotgun caliber.
- The barrel measures 18.5 inches, optimized for maneuverability in tight spaces.
- Overall length is 42.75 inches for a compact, tactical profile.
- Magazine capacity is 9+1 rounds, giving you serious firepower on tap.
- Compatible with 1¾”, 2¾”, and 3″ shells via the 590S’s multi-shell feeding system.
- The choke is a fixed cylinder bore, ideal for close-range defensive loads.
- Sights include a front bead plus the included Holosun HS407K red dot optic.
- The finish is a gray tactical-style coating for corrosion resistance and a subdued appearance.
- Manufacturer part number is 51606, backed by Mossberg’s industry-leading warranty.
The 590S Tactical with the Holosun HS407K is a ready-to-run defensive package that skips the guesswork of optic selection and mounting. Whether it’s staged for home defense or riding in a patrol vehicle, this shotgun delivers the capacity, reliability, and sight system that trained shooters demand. Add it to your arsenal with confidence — Mossberg’s 590 platform has earned its reputation over decades of real-world use.
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