Primary Weapons Systems MK109 MOD1-M Upper Receiver 9.75 inch Barrel 1-8 Twist Matte Black

Primary Weapons Systems MK109 MOD1-M Upper Receiver 9.75 inch Barrel 1-8 Twist Matte Black. 300 AAC Blackout check out Primary Weapons Systems MK109 MOD1-M. With a 9.75-inch barrel it is the perfect size for a home defense weapon and a fun range gun and .300 BLK packs a lot of punch that is satisfying to shoot. Plus the MK109 MOD1-M comes with the Primary Weapons Systems Triad 30 muzzle device and their long-stroke piston system so you're ready to roll as soon as you install it on the lower receiver. It even has Picatinny rails and M-LOK attachment points along the handguard making it the perfect choice if you want to add attachments and optics. MK109 MOD 1-M Upper 9.75in Barrel .300BLK 3 setting Adjustable Gas Regulator PWS Long Stroke Piston System Specifications for Primary Weapons Systems MK109 MOD1-M 9.75-inch Upper Receiver: Manufacturer: Primary Weapons Systems Barrel Length: 9.75 in Barrel Twist Rate: 1-8 Muzzle Device: PWS Triad 30 Finish: Matte Color: Black Condition: New Magazine Included: No Features of Primary Weapons Systems MK109 MOD1-M 9.75-inch .300 AAC Blackout Upper Receiver: 9.75-inch Barrel PWS Triad 30 Muzzle Device Chambered in .300 BLK Matte Black Finish Package Contents: Primary Weapons Systems MK109 MOD1-M 9.75in bbl Upper Receiver Primary Weapons Systems 18-M109UB0B: MK109 MOD1-M Upper Receiver 9.75 inch Barrel 1-8 Twist Matte Black