Firearms

Mossberg 590 Shockwave 20ga

Specifications

About

Notable Variants

Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

20-gauge version of the Shockwave non-NFA firearm; lighter and softer-shooting for home defense.

Type: Shotgun

Action: Pump-Action

Caliber: 20 gauge

Capacity: 5

Year introduced: 1987, USA

Weight: 118.4 oz

Overall length: 41"

Status: Active

Intended use: home_defense