Mossberg · Pump Shotgun

Mossberg 590M 12ga 20-inch

The Mossberg 590M with 20-inch barrel and detachable box magazine system. Accepts 5, 10, or 20-round magazines. Longer barrel improves ballistics and velocity over the 18.5-inch version while retaining the rapid-reload magazine system.

📄Manual (model family)🔧Schematic — not on file
Type
Pump Shotgun
Action
Pump-Action
Caliber
12 Gauge
Capacity
10
Introduced
2019
Origin
USA
Status
Active
Platform
Mossberg 590

Chamberings

Specifications

Weight (unloaded)
7.75 oz
Overall length
40.5"
Barrel options
20-inch
Era
Modern
Law enforcement
Yes
Intended use
Tactical, Law Enforcement

Documents

FAQs

How much does the Mossberg 590M 12ga 20-inch weigh?
The Mossberg 590M 12ga 20-inch weighs 7.75 oz (0.5 lb) unloaded.
What caliber is the Mossberg 590M 12ga 20-inch?
The Mossberg 590M 12ga 20-inch is chambered in 12 Gauge.
When was the Mossberg 590M 12ga 20-inch introduced?
The Mossberg 590M 12ga 20-inch was introduced in 2019 in USA and is still in production.
What is the capacity of the Mossberg 590M 12ga 20-inch?
The Mossberg 590M 12ga 20-inch has a capacity of 10.

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