AR-15 MK1 Mod 1-M Upper Receiver Assembly 223 Wylde M-LOK - MK111 Mod 1-M Upper Receiver 11.85 Barrel .223 Wylde

Primary Weapon Systems

Resumen

The AR-15 Mk1 Mod 1-M Upper Receiver Assembly from Primary Weapon Systems is a complete upper designed for the AR-15 platform, featuring an 11.85-inch barrel chambered in .223 Wylde. This caliber allows for the safe firing of both .223 Remington and 5.56 NATO ammunition, making it versatile for various shooting applications. Ideal for compact builds or those looking to enhance maneuverability, this upper is often utilized in short-barreled rifles and personal defense firearms.