Firearms

Remington 870 Marine Magnum 12 ga 20-inch

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Specifications

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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

Electroless nickel-plated 870 with 20-inch barrel for boaters and coastal use.

Type: Shotgun

Action: Pump-Action

Caliber: 12 Gauge

Capacity: 6

Year introduced: 1987, USA

Weight: 7.25 oz

Overall length: 40.5"

Status: Active

Intended use: Home Defense/Marine