Firearms

CMMG Mk3

Schematic

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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

The CMMG Mk3 is a large-frame AR-10-pattern rifle in .308 Winchester built on CMMG's proprietary receiver set, combining CMMG's AR-15 manufacturing expertise with the performance of the .308 Winchester cartridge.

Type: Rifle

Action: Semi-Automatic

Caliber: .308 Win

Capacity: 20

Year introduced: 2011, USA

Weight: 82 oz

Overall length: 38"

Status: Active

Intended use: Hunting, Tactical, Precision