PWS AR-15 MK111 MOD 2-M Upper Receiver Assembly 223 Wylde 11.85" Barrel Long Stroke Piston

Primary Weapons Systems MK111 MOD2-M Upper Receiver .223 Wylde 11.85 inch Barrel Matte Black. 223 Wylde. For AR 15 pistols the Primary Weapons Systems MK111 MOD2-M 11.85 inch .223 Wylde Upper Receiver is exactly what you need. IF you're unfamiliar with .223 Wylde this caliber means the upper receiver is rated to handle both .223 Remington and the higher-pressure 5.56x45mm NATO giving you a wide range of ammo versatility. Even though these types of ammo are the same caliber the difference in pressure can damage some weapons so you need something chambered in .223 Wylde. The MK111 MOD2-M is slightly longer than other AR 15 pistols it is still short enough to give you incredible maneuverability in tight environments. Plus since .223 Wylde is a rifle caliber it needs a slightly longer barrel to fully burn the powder in your round and ensure proper accuracy. And with the included Triad 556 flash hider you don't have to worry about a blinding fireball with each shot. Specifications for Primary Weapons Systems MK111 MOD2-M .223 Wylde 11.85 in Upper Receiver: Manufacturer: Primary Weapons Systems Caliber: .223 Wylde Barrel Length: 11.85 in Gas System Length: Carbine Length Threads per Inch: 1/2x28 Muzzle Device: PWS Triad 556 Finish: Matte Color: Black Fabric/Material: 7075 Aluminum Handguard Length: 11.85 in Gun Rail: M-LOK Picatinny Condition: New Gas System Type: Long-Stroke Piston Magazine Included: No Features of Primary Weapons Systems MK111 MOD2-M .223 Wylde 11.85 in Upper Receiver: PWS Long Stroke Piston System: Renowned for reliability and reduced fouling with adjustable gas settings for optimal performance. 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. 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. Innovative PicLok Handguard: Combining both Picatinny and MLOK into one for mounting accessories balancing ergonomics and functionality. Radian Raptor Ambidextrous Charging Handle: Ensures smooth operation for both left and right-handed shooters. Package Contents: Primary Weapons Systems MK111 MOD2-M .223 Wylde 11.85 in Upper Receiver Primary Weapons Systems 18-2M111UA0B: MK111 MOD2-M Upper Receiver .223 Wylde 11.85 inch Barrel Matte Black