Mossberg 590A1 Magpul 12 Gauge 20″ Pump Shotgun

The Mossberg 590A1 Magpul Series is a duty-grade pump-action shotgun equipped with Magpul SGA stock and MOE forend engineered for control and durability. It features a 20" heavy-walled barrel and Parkerized finish consistent with military specification construction. XS Ghost Ring sights and an ambidextrous top tang safety support straightforward sighting and handling.

Key Specifications

• Action is Pump Action.
• Caliber/Gauge is 12 Gauge.
• Barrel length is 20".
• Chamber size is 3".
• Finish is Black Parkerized.
• Stock is a Fixed Magpul SGA.
• Forend is a Magpul MOE forend.
• Sights are XS Ghost Ring sights.
• Barrel description is Heavy-Walled.
• Safety is an Ambidextrous Top Tang.

Purpose-built for demanding use, the 590A1 Magpul Series combines MIL‑SPEC durability with accessory-compatible ergonomics from Magpul. Its heavy-walled barrel, robust controls and user-focused furniture make it well suited to defensive and duty applications where reliability and straightforward operation are priorities.