Firearms

Primary Weapons Systems MK1 Mod 2-M

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

Updated MK1 with Mod 2 improvements; enhanced gas system reliability, refined upper receiver, M-LOK.

Type: Rifle

Action: Semi-Automatic

Caliber: 5.56x45mm NATO

Capacity: 30

Year introduced: 2021, USA

Weight: 104 oz

Overall length: 43.5"

Status: Active

Intended use: Patrol, Tactical