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Primary Weapons Systems

Located in Boise, Idaho, Primary Weapons Systems is a nationally renowned and federally-licensed manufacturer of premium muzzle devices, gun parts, and other accessories for a variety of tactical and sporting rifles. At GunMag Warehouse, we carry a huge selection of premium flash hiders, muzzle brakes, AR-15 parts, and more, offered at prices designed to fit any budget. Browse our full collection today!
  1. Primary Weapons Systems CQB Compensator
    Primary Weapons Systems CQB Compensator
    $139.99 $125.99 Save $14.00
  2. Primary Weapons Systems FRC Tapered 3-Port Compensator
    Primary Weapons Systems FRC Tapered 3-Port Compensator
    $99.99 $84.99 Save $15.00
  4. Primary Weapons Systems FSC Compensator
    Primary Weapons Systems FSC Compensator
    (1)
    $99.99 $59.99 $84.99 Save $40.00
  5. Primary Weapons Systems FRC Tapered 2-Port Compensator
    Primary Weapons Systems FRC Tapered 2-Port Compensator
    $99.99 $84.99 Save $15.00
  9. Primary Weapon Systems Suppressor Thread Mount
    Primary Weapon Systems Suppressor Thread Mount
    $79.99 $69.99 Save $10.00
  10. Primary Weapons Systems HID Suppressor Mount
    Primary Weapons Systems HID Suppressor Mount
    $99.99 $84.99 Save $15.00
  12. Primary Weapons Systems UXR Elite .223 Wylde 14.5" Conversion Kit
    Primary Weapons Systems UXR Elite .223 Wylde Conversion Kit
    $575.99 $439.99 Save $136.00
  19. Primary Weapons Systems UXR Elite .300 Blackout 14.5" Conversion Kit
    Primary Weapons Systems UXR Elite .300 Blackout Conversion Kit
    $575.99 $499.99 Save $76.00
  20. Primary Weapons Systems FRC Flat 3-Port Compensator
    Primary Weapons Systems FRC Flat 3-Port Compensator
    $99.99 $84.99 Save $15.00
  21. Primary Weapons Systems Piston
    Primary Weapons Systems Piston
    $87.99 $76.99 Save $11.00
  24. Primary Weapons Systems PRC Compensator
    Primary Weapons Systems PRC Compensator
    Out of stock
    $99.99 $84.99 Save $15.00
  28. Primary Weapons Systems UXR Elite .308 Winchester 14.5" Conversion Kit
    Primary Weapons Systems UXR Elite .308 Winchester Conversion Kit
    Out of stock
    $575.99 $499.99 Save $76.00
  31. Primary Weapons Systems UXR Elite 7.62x39 14.5" Conversion Kit
    Primary Weapons Systems UXR Elite 7.62x39 Conversion Kit
    Out of stock
    $575.99 $499.99 Save $76.00
  32. Primary Weapons Systems UXR Elite 8.6 Blackout 14.5" Conversion Kit
    Primary Weapons Systems UXR Elite 8.6 Blackout Conversion Kit
    Out of stock
    $575.99 $499.99 Save $76.00
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