Mossberg 590 12 Gauge 20-Inch M-LOK Shotgun

Description

The Mossberg 590 in this configuration is built for serious defensive and duty use, and it suits shooters who want a proven pump-action platform without having to add a lot of hardware before it’s ready to work. The 20-inch barrel gives you a practical balance between maneuverability and velocity retention, keeping the overall package manageable without sacrificing too much at distance.

Where this variant stands apart from standard 590 configurations is the M-Lok forend. Rather than a plain synthetic grip, the forend’s M-Lok interface lets you mount lights, foregrips, or other accessories directly to the shotgun without clamp-on adapters or permanent modifications — useful for a defensive gun where a weapon-mounted light is likely on the short list. The forend is synthetic and black, keeping weight down while holding up to rough handling.

Ghost ring sights give you a faster, more precise sight picture than a bead alone, particularly in lower light or at extended range. The wide rear aperture lets the eye naturally center the front post without forcing a precise focus, which matters when you’re working quickly under stress. The ambidextrous safety means the controls are equally usable regardless of which hand you shoot with, a practical detail rather than a cosmetic one. Capacity runs to eight rounds in the tube plus one in the chamber, giving you meaningful on-board ammunition without reloading. The matte blued barrel finish reduces surface glare and is consistent with a working tool rather than a display piece.

Shipping and availability: This item must ship to a licensed FFL dealer for transfer.