Primary Weapons Systems MK118 Mod 2-M 6mm ARC 18in Black

Name: Primary Weapons Systems MK118 Mod 2-M 6mm ARC 18in Black
Brand: Primary Weapons Systems
SKU: UCEHPTeoH
Availability: InStock

The Primary Weapons Systems MK118 Mod 2-M 6mm ARC 18in Black is a 6mm ARC ar style rifles from Primary Weapons Systems. It is available from 4 vendors at $1999.95 to $2199.95.

From $1999.95

Product Information

Name: Primary Weapons Systems MK118 Mod 2-M 6mm ARC 18in Black

Brand: Primary Weapons Systems

Category: AR Style Rifles

Caliber: 6mm ARC

Barrel Length: 18"

UPC: 811154033109

SKU: UCEHPTeoH

Description

The Primary Weapons Systems MK118 Mod 2-M is a semi-automatic rifle chambered in 6mm ARC with an 18-inch barrel. It includes the FRC 2-port muzzle device and has a 15-round capacity. The stock is black synthetic.

Key Specifications

Brand: Primary Weapons Systems
Model: MK118 Mod 2-M
Caliber: 6mm ARC
Action: Semi Auto
Capacity: 15
Barrel Length: 18 in
Color/Finish: Black

Detailed Features

Semi-automatic platform in 6mm ARC
18-inch barrel
FRC 2-port muzzle device included
15-round capacity
Black synthetic stock

Complete Specifications

Caliber	6mm ARC
Model	MK118 Mod 2-M
Barrel length	18"
Action	Semi Auto
Color	Black

Frequently Asked Questions

What caliber is the MK118 Mod 2-M?

The MK118 Mod 2-M is chambered in 6mm ARC.

Who makes the MK118 Mod 2-M?

The MK118 Mod 2-M is made by Primary Weapons Systems.

What type of firearm is the MK118 Mod 2-M?

It is a semi-automatic AR style rifle.

What is the barrel length of the MK118 Mod 2-M?

The MK118 Mod 2-M has an 18-inch barrel.

How many rounds does the MK118 Mod 2-M hold?

It has a 15-round capacity.

What muzzle device comes with the MK118 Mod 2-M?

The MK118 Mod 2-M includes an FRC 2-port muzzle device.

Where can I buy the MK118 Mod 2-M?

Compare current vendor offers on this page.

Customers Say

AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.

Owners of the MK118 Mod 2-M frequently mention the piston system's reliability under extended use. The 6mm ARC chambering is a common reason buyers choose this platform, with most noting the improved terminal performance at range compared to standard 5.56 builds.

The FRC muzzle device generates consistent discussion. Shooters who keep it on report reduced muzzle rise and acceptable report; those who swap to a suppressor or preferred comp say the system accommodates both without issue. Ergonomics on the Mod 2-M get broadly positive marks, particularly around the handguard fit.

PWS rifles carry a premium over standard AR-pattern builds, and buyers are generally aware of that going in. Long-term owners consider the build quality worth the price. The recurring caveat is that the out-of-box trigger is functional but not exceptional, and most owners budget for an upgrade.