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  1. Platform
    AR-15
  2. Barrel Length
    12.5"
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  1. Ballistic Advantage 2 items
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  1. 10.5" 1 item
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Upper Type
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  2. Rifle 2 items
Options
  1. W/ BCG & CH 3 items
Barrel Length
  1. 4" 5 items
  2. 4.5" 6 items
  3. 5" 18 items
  4. 5.25" 1 item
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  10. 8" 11 items
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  17. 10.5" 25 items
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  20. 11.5" 5 items
  21. 12" 3 items
  22. 12.3" 1 item
  23. 12.5" 11 items
  24. 13.7" 2 items
  25. 13.9" 4 items
  26. 14.5" 18 items
  27. 14.7" 3 items
  28. 16" 112 items
  29. 16.1" 18 items
  30. 16.25" 2 items
  31. 16.325" 1 item
  32. 16.5" 2 items
  33. 17.7" 2 items
  34. 18" 35 items
  35. 20" 25 items
  36. 21" 2 items
  37. 22" 3 items
  38. 24" 4 items
Material
  1. 416R Stainless Steel 3 items
  2. 4150 Chrome Moly Vanadium 2 items
  3. Aluminum 3 items
  4. Chrome Moly Venadium Steel 2 items
  5. Stainless Steel 2 items
Inventory
  1. In Stock 5 items
  2. Out of Stock 4 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 Series AR-15 5.56 1:7 CMV Barrel
    Ballistic Advantage Modern Series AR-15 5.56 1:7 CMV Barrel
    $125.99 $195.99 $118.99 $185.99 Save $12.00
  2. PROOF Research AR-15 .300 BLK Stainless Steel Barrel
    PROOF Research AR-15 .300 BLK Stainless Steel Barrel
    $629.99 $749.99 $569.99 $649.99 Save $100.00
  3. Faxon Firearms Match Series AR-15 .338 ARC SS Barrel
    Faxon Firearms Match Series AR-15 .338 ARC SS Barrel
    $218.99 $224.99 $201.99 $207.99 Save $17.00
  5. Faxon Firearms Duty Series AR-15 Carbine-Length 5.56 NATO 1:7 Chrome Lined 4150 CMV Barrel
    Faxon Firearms Duty Series AR-15 Carbine-Length 5.56 NATO 1:7 Chrome Lined 4150 CMV Barrel
    $238.99 $242.99 $219.99 $223.99 Save $19.00
  6. CMMG AR-15 .300 Blackout 1:7 CM Barrel
    CMMG AR-15 .300 Blackout 1:7 CM Barrel
    Out of stock
    $199.99 $224.99 $164.99 $179.99 Save $45.00
  7. 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
  8. Odin Works AR-15 .223 Wylde 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Odin Works AR-15 .223 Wylde 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Out of stock
    $205.99 $345.99 $194.99 $327.99 Save $18.00
  9. Faxon ARAK-21 AR-15 5.56 NATO Upper Receiver w/ Picatinny Handguard
    Faxon ARAK-21 AR-15 5.56 NATO Upper Receiver w/ Picatinny Handguard
    Out of stock
    $999.99 $920.99 Save $79.00
  10. Faxon ARAK-21 AR-15 7.62x39 Upper Receiver w/ Picatinny Handguard
    Faxon ARAK-21 AR-15 7.62x39 Upper Receiver w/ Picatinny Handguard
    Out of stock
    $999.99 $920.99 Save $79.00
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