SKU: PWS18-M107UA0B
UPC: 811154030344
The Pws Mk1mod1 Upper 7.75" .223wylde is a purpose-built solution for operators who require maximum maneuverability without sacrificing the ballistic advantages of a primary weapon system. Engineered for close-quarters battle and executive protection details, this complete upper receiver is designed for a compact footprint that enhances maneuverability.
At the heart of the Pws Mk1mod1 Upper 7.75" .223wylde is the renowned long-stroke piston system, which significantly reduces carbon fouling and heat buildup within the receiver. The .223 Wylde chambering offers the tight tolerances needed for match-grade .223 Remington while safely handling the higher pressures of 5.56 NATO duty cycles. This upper receiver is designed for seamless integration with any standard AR-15 lower.
Weighing in at 4.25 lbs, the Mk1 Mod 1 architecture emphasizes ruggedness and simplicity, providing a streamlined profile that excels when paired with modern optics and illumination tools. Whether you are upgrading an existing duty rifle or building a new one, this upper receiver meets the demands of high-tempo environments.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
Primary Weapons Systems
