Shop 44 Deals on Primary Weapons Systems Receiver Parts

Primary Weapons Systems MK1 Mod 1 Complete Upper .223 Wylde 7.75 Barrel

Primary Weapons Systems MK1 5.56x45mm AR Lower, Black - 222M100SM1B

Primary Weapons Systems MK1 5.56x45mm AR Lower, Black - 222M100RM1B

Primary Weapons Systems UXR Magwell Assembly, Black

Primary Weapons Systems H2 Enhanced Carbine Buffer, Black

Primary Weapons Systems MK1 Mod-1M Upper for AR-15 .223 Wylde 11.8 Barrel

Primary Weapons Systems MK109 MOD 2-M Pistol Upper Receiver .300 AAC Blackout 9.75in Barrel 1-8 Twist Matte Black

Primary Weapons Systems PWS Enhanced Suppressor Weight Recoil Buffer MOD 2 Black AR-15

Primary Weapons Systems UXR Magwell Assembly, Black

Primary Weapons Systems H4 Enhanced Carbine Buffer, Black

Primary Weapons Systems MK1 5.56x45mm AR Lower, Black - 18M100RM1B

Primary Weapons Systems MK116 MOD 1-M Upper .223 Wylde 16.1 Barrel

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

Primary Weapons Systems MK116 MOD 2-M Upper .223 Wylde 16.1 Barrel

Primary Weapons Systems MK116 MOD2-M Upper Receiver 16in bbl .223 Wylde 3-Setting Adjustable Gas System FSC556 Compemsator Black

Primary Weapons Systems UXR 7.62x39mm Magwell Assembly Black 0

Primary Weapons Systems MK116 MOD 2-M Upper Receiver 7.62x39 16.1in 1-10 Twist FSC 30 3-Setting Adjustable Gas System Black

Primary Weapons Systems MK116 MOD 1-M Upper Receiver 7.62x39 16.1in Pistol Length 1-10 Twist PWS Triad 30 3-Setting Adjustable Gas System Black

Primary Weapons Systems MK218 MOD1-M Upper Receiver 18in bbl 6.5 Creedmoor 3-Setting Adjustable Gas System PRC30 Compensator Black

Primary Weapons Systems MK216 MOD1-M Upper Receiver 16in bbl Black