Firearms

Primary Weapons Systems MK109

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

9.75-inch pistol-configuration long-stroke piston AR from PWS. Bridges the gap between pistol and SBR compactness.

Type: Pistol

Action: Semi-Automatic

Caliber: 5.56x45mm NATO

Capacity: 30

Year introduced: 2013, USA

Weight: 84 oz

Overall length: 21.5"

Status: Active

Intended use: Tactical, Law Enforcement