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Shop 27 Deals on Primary Weapons Systems Receivers

Browse Primary Weapons Systems Receivers for sale at the lowest prices online.

Upper Receivers

Complete Uppers

Lower Receivers

5mm Remington Rimfire Magnum

5.56×45mm NATO

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

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

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

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

Primary Weapons Systems

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

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

Primary Weapons Systems

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