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Gun Parts

Whether you’re looking for a quality trigger upgrade for your Glock® pistol or AR-style carbine, an ergonomic pistol grip for your sporting rifle, drop-in magwell upgrade, or an ergonomic pistol brace, we at GunMag Warehouse offer a wide selection of gun parts and upgrades from top-selling brands like SB Tactical®, Magpul®, Tyrant Designs®, Sig Sauer®, and more. Shop our full collection of gun parts today!

  1. TacFire AR-15 Blowback 9mm 1:10 4150 Chrome Moly Vanadium Barrel - 1/2x36
    TacFire AR-15 Blowback 9mm 1:10 4150 Chrome Moly Vanadium Barrel - 1/2x36
    $109.99 $64.99 $84.99 Save $45.00
  2. DMA Inc. XTS AR-15 5.56 NATO 4150 CMV Barrel
    DMA Inc. XTS AR-15 5.56 NATO 4150 CMV Barrel
    $119.99 $144.99 $79.99 $115.99 Save $45.00
  3. DMA Inc. XTS AR-15 Pistol-Length Gas .300 Blackout 1:8 4150 CMV Barrel
    DMA Inc. XTS AR-15 Pistol-Length Gas .300 Blackout 1:8 4150 CMV Barrel
    $120.99 $144.99 $89.99 Save $55.00
  4. Faxon Firearms Duty Series AR-10 8.6 Blackout 1:3 4150 CMV Barrel
    Faxon Firearms Duty Series AR-10 8.6 Blackout 1:3 4150 CMV Barrel
    $232.99 $244.99 $214.99 $225.99 Save $19.00
  5. TacFire AR-15 Pistol-Length Gas .300 Blackout 1:8 Nitride Barrel
    TacFire AR-15 Pistol-Length Gas .300 Blackout 1:8 Nitride Barrel
    $101.99 $109.99 $79.99 $104.99 Save $25.00
  6. Faxon Firearms Duty Series AR-15 .300 Blackout 1:8 4150 CMV Barrel
    Faxon Firearms Duty Series AR-15 .300 Blackout 1:8 4150 CMV Barrel
    $160.99 $173.99 $148.99 $160.99 Save $13.00
  7. Primary Weapons Systems UXR Elite .300 Blackout Conversion Kit
    Primary Weapons Systems UXR Elite .300 Blackout Conversion Kit
    $575.99 $499.99 Save $76.00
  8. Ballistic Advantage Modern Series AR-15 Pistol-Length Gas .300 BLK 1:7 CMV Barrel
    Ballistic Advantage Modern Series AR-15 Pistol-Length Gas .300 BLK 1:7 CMV Barrel
    $155.99 $180.99 $84.99 $99.99 Save $81.00
  9. Rosco Bloodline AR-15 16" 5.56 NATO 1:7 CMV Barrel
    Rosco Bloodline AR-15 16" 5.56 NATO 1:7 CMV Barrel
    $169.99 $186.99 $152.99 $169.99 Save $17.00
  10. Faxon Firearms Duty Series AR-15 5.56 NATO 1:8 4150 CMV Barrel
    Faxon Firearms Duty Series AR-15 5.56 NATO 1:8 4150 CMV Barrel
    $163.99 $191.99 $150.99 $176.99 Save $15.00
  11. FN Button-Rifled AR-15 5.56 NATO 1:7 CMV Barrel
    FN Button-Rifled AR-15 5.56 NATO 1:7 CMV Barrel
    $299.99 $238.99 $279.99 Save $61.00
  12. LBE Unlimited AR-15 16" 5.56 NATO 1:7 CMV Barrel
    LBE Unlimited AR-15 16" 5.56 NATO 1:7 CMV Barrel
    Out of stock
    $134.99 $159.99 $134.99 $146.99 Save $13.00
  13. Kaw Valley Precision AR-15 9mm 1:10 CMV Barrel
    Kaw Valley Precision AR-15 9mm 1:10 CMV Barrel
    Out of stock
    $109.99 $134.99 $99.99 $124.99 Save $10.00
  14. Primary Weapons Systems UXR Elite 7.62x39 Conversion Kit
    Primary Weapons Systems UXR Elite 7.62x39 Conversion Kit
    Out of stock
    $575.99 $499.99 Save $76.00