Primary Weapons Systems MK111 Mod 1-M Upper .223 Wylde 11.85in Long Stroke Piston FRC 2-Port | Clearance Deal

Specifications

Weight—-2.86 pounds

Material—-7075-T651 aluminum

WARNING: This product can expose you to chemicals including arsenic, which is known to the State ofCalifornia to cause cancer. For more information, go toWWW.P65WARNINGS.CA.GOV

Product Overview

The Primary Weapons Systems MK111 Mod 1-M Upper is a compact .223 Wylde long-stroke piston build designed for shooters who want dependable function with reduced fouling and adjustable gas control. Built around an 11.85in free-float MLOK handguard configuration, this upper is suppressor optimized and includes the PWS FRC 2-port compensator for improved recoil and muzzle rise control.

Key Features

• PWS long-stroke piston system for reliable operation and reduced fouling with adjustable gas settings
• 11.85in .223 Wylde barrel built for accuracy and dependable performance
• Free-float MLOK handguard for comfortable handling and flexible accessory mounting
• Forward assist integration to support reliable chambering in adverse conditions
• Suppressor optimized configuration with the PWS FRC 2-port compensator to minimize back pressure and gas blowback
• Radian Raptor ambidextrous charging handle for smooth operation for left- and right-handed shooters

If you’re assembling a compact, suppressor-friendly AR-pattern rifle with a piston-driven reliability focus, the MK111 Mod 1-M Upper is built to deliver.