Primary Weapons MK1 Mod 1-M Upper .223 Wylde 11.85″

Description

Upgrade your AR-15 with the Primary Weapons MK1 Mod 1-M Upper featuring a .223 Wylde chamber and an 11.85″ black anodized barrel. This complete upper is designed for precision and reliability, boasting a 1-8 rate of twist for optimal performance. Whether for competitive shooting or tactical applications, the MK1 upper delivers exceptional accuracy and a sleek black finish, making it a perfect addition to your firearm. Elevate your shooting experience with this high-quality upper from Primary Weapons Systems.