MK116 Mod 2-M 7.62x39mm Complete Upper Receiver - MK116 Mod 2-M 7.62x39mm 16.1" Bbl Complete Upper W/Fsc 556

Primary Weapon Systems

Overview

The Mk116 Mod 2-M 7.62x39mm Complete Upper Receiver from Primary Weapon Systems is a fully assembled upper designed for AR-15 platforms, featuring a 16.1-inch barrel optimized for the 7.62x39mm caliber. This combination provides builders with a reliable option for achieving enhanced ballistic performance and energy transfer, making it suitable for a variety of applications, including tactical and recreational shooting. Builds incorporating this upper receiver often focus on versatility and adaptability, making it a popular choice for those looking to customize their AR-15 setups.