Primary Weapons Systems

Primary Weapons Systems MK111 MOD 1-M Upper .223 Wylde

MSRP: $1,129.95
$1,049.95
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SKU:
MK1-M1U-223-11
UPC:
811154033468
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The MK111 MOD 1-M Upper is equipped with the renowned PWS PWS long-stroke piston system, maintaining the reliability that PWS owners have come to trust. This line features a free-float MLOK handguard, forward assist controls, and a design closer to mil-spec standards, catering to civilians and Law Enforcement alike. With fully forged upper and lower receivers, the MK1 MOD 1-M offers a straightforward solution for those seeking a high-value option that delivers unwavering performance in any situation.

What PWS aficionados refer to as the “ideal rifle”, the MK111 MOD 1-M is perfect for shooters looking for a weapon with endless uses. Maintaining the shortest barrel length recommended for suppressed use, this compact rifle is one of the most popular from LE to heli-hunting. 

  • Sub-MOA Accuracy Guarantee: Experience Sub-MOA accuracy with high-grade ammo, thanks to our Boise made precision barrels.

  • PWS Long Stroke Piston System: Renowned for reliability and reduced fouling, with adjustable gas settings for optimal performance.

  • Forward Assist Integration: Essential for reliable chambering of rounds, particularly in adverse conditions, ensuring seamless operation and increased reliability for shooters.

  • Suppressor Optimized: Provides enhanced suppressor performance by minimizing back pressure, reducing gas blowback, and optimizing gas flow for a cleaner and more comfortable shooting experience.

  • .223 Wylde Chambering: Meticulously designed for outstanding accuracy and reliability, accommodating both .223 Remington and 5.56mm NATO.

  • Lightweight Design: The MK111 upper weighs just 4 lbs, ensuring superior maneuverability without compromising performance.

  • Barrel: 11.85" .223 Wylde barrel with a 1:8 twist rate, delivering exceptional accuracy and versatility when firing both .223 Remington and 5.56mm NATO rounds.

  • Fully Forged Receiver: Forged 7075-T651 Aluminum upper and lower receivers for durability and strength designed to mil-spec standards, ensuring compatibility and familiarity for users.

  • Free-float MLOK handguard:  Offering improved handling and accessory mounting options.

  • PWS FRC 2-Port Compensator: A suppresor compatible compensator that expertly mitigates recoil, muzzle rise and is compatible with the Rearden Atlas suppressor mounting system.

  • Radian Raptor™ Ambidextrous Charging Handle: Ensures smooth operation for both left and right-handed shooters.

  • The PWS VOW: Our warranty for all PWS products, guaranteeing repair or replacement for any defects or issues, ensuring your complete satisfaction.