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  1. Ballistic Advantage 16 items
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Inventory
  1. In Stock 15 items
  2. Out of Stock 10 items

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. Ballistic Advantage Modern AR-15 6" Pistol-Length Gas .300 Blackout 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
  2. Ballistic Advantage Modern AR-15 7.5" Pistol-Length Gas 5.56 1:7 CMV Barrel
    Ballistic Advantage Modern Series AR-15 5.56 1:7 CMV Barrel
    $125.99 $195.99 $69.99 $99.99 Save $96.00
  3. FN M4 Profile AR-15 14.7" Carbine-Length Gas 5.56 NATO 1:7 CHF CL Barrel
    FN AR-15 5.56 NATO 1:7 CMV CHF CL Barrel
    $399.99 $269.99 $289.99 Save $130.00
  4. Ballistic Advantage Modern AR-15 14.7" Mid-Length 5.56 1:7 CMV Barrel
    Ballistic Advantage Modern Series AR-15 Mid-Length Gas 5.56 1:7 CMV Pencil Barrel
    $170.99 $180.99 $161.99 $171.99 Save $9.00
  7. Ballistic Advantage Performance AR-15 10.3" Carbine-Length Gas 5.56 1:7 CMV Barrel w/ Lo Pro Gas Block
    Ballistic Advantage Performance Series AR-15 5.56 1:7 CMV Barrel w/ .750 Lo Pro Gas Block
    Out of stock
    $205.99 $235.99 $194.99 $223.99 Save $12.00
  8. Ballistic Advantage Performance AR-15 11.3" Carbine-Length Gas 5.56 1:7 CMV Barrel w/ .625 Lo Pro Gas Block
    Ballistic Advantage Performance Series AR-15 5.56 1:7 CMV Barrel w/ .625 Lo Pro Gas Block
    $220.99 $245.99 $209.99 $232.99 Save $13.00
  9. CMMG AR-15 8" Pistol-Length Gas .300 Blackout 1:7 CM Barrel
    CMMG AR-15 .300 Blackout 1:7 CM Barrel
    $199.99 $224.99 $164.99 $179.99 Save $45.00
  10. Ballistic Advantage Classic AR-15 14.5" Carbine-Length Gas 5.56 1:7 CMV CL Barrel
    Ballistic Advantage Classic Series AR-15 Carbine-Length Gas 5.56 1:7 CMV CL Barrel
    $180.99 $185.99 $109.99 Save $76.00
  11. CMMG AR-15 9" .22 LR 1:16 CM Barrel w/ Collar Kit
    CMMG AR-15 .22 LR 1:16 CM Barrel w/ Collar Kit
    Out of stock
    $199.99 $249.99 $174.99 $199.99 Save $50.00
  12. CMMG AR-15 4.5" .22 LR 1:16 CM Barrel Kit w/ Bolt Carrier
    CMMG AR-15 .22 LR 1:16 CM Barrel w/ Bolt Carrier Kit
    Out of stock
    $324.99 $374.99 $259.99 $299.99 Save $75.00
  13. CMMG AR-15 5" 5.7x28 1:9 SS Barrel Kit w/ Bolt Carrier
    CMMG AR-15 5.7x28 CM Barrel w/ Bolt Carrier Kit
    $474.99 $524.99 $359.99 $414.99 Save $115.00
  14. Daniel Defense AR-15 16" 5.56 1:7 CHF CMV Barrel
    Daniel Defense AR-15 16" 5.56 1:7 CHF CMV Barrel
    $375.99 $348.99 Save $27.00
  15. Ballistic Advantage Modern AR-10 12.5" Carbine-Length Gas .308 Win 1:10 CMV Barrel
    Ballistic Advantage Modern AR-10 .308 Win 1:10 CMV Barrel
    $199.99 $250.99 $199.99 $237.99 Save $13.00
  16. Battle Arms Development AR-15 5.25" 9mm 1:10 Steel Barrel
    Battle Arms Development Lightweight PCC AR-15 9mm 1:10 CRMV Barrel
    Out of stock
    $119.99 $165.99 $102.99 $149.99 Save $20.00
  18. Ballistic Advantage Performance AR-15 18" Carbine-Length Gas .350 Legend 1:16 CMV Barrel
    Ballistic Advantage Performance Series AR-15 Carbine-Length Gas .350 Legend 1:16 CMV Barrel
    Out of stock
    $215.99 $260.99 $204.99 $247.99 Save $13.00
  19. Ballistic Advantage AR-15 13.9" Mid-Length Gas 5.56 1:7 CHF CL Barrel w/ Lo Pro Gas Block
    Ballistic Advantage Classic Series AR-15 5.56 1:7 CHF CL Barrel w/ Lo Pro Gas Block
    Out of stock
    $300.99 $330.99 $285.99 $313.99 Save $17.00
  20. CMMG AR-15 16.1" .22 LR 1:16 CM Barrel
    CMMG AR-15 .22 LR 1:16 CM Barrel
    Out of stock
    $174.99 $149.99 Save $25.00
  21. Ballistic Advantage Modern EPC AR-15 5.5" 9mm 1:10 CMV Barrel
    Ballistic Advantage Modern Series EPC AR-15 9mm 1:10 CMV Barrel
    Out of stock
    $105.99 $155.99 $99.99 $147.99 Save $8.00
  22. FN M16A2 Style 14.7" Carbine-Length Gas 5.56 NATO Barrel
    FN M16A2 Style 14.7" Carbine-Length Gas 5.56 NATO Barrel
    Out of stock
    $349.99 $135.99 Save $214.00
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