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  1. Barrel Length
    20"
Brand
  1. Aero Precision 3 items
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  5. Odin Works 3 items
  6. PROOF Research 29 items
  7. Rosco Manufacturing 2 items
  8. TacFire Inc. 11 items
Color
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  2. Black 25 items
  3. Carbon Fiber 19 items
  4. Silver 15 items
  5. Stainless Steel 6 items
Thread Pattern
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  2. 5/8x24 47 items
Platform
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  2. Aero Precision 1 item
  3. AR-10 21 items
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  8. Sig Sauer 6 items
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Caliber
  1. 22 ARC 3 items
  2. 22 WMR 1 item
  3. 223 Remington 15 items
  4. 223 Wylde 5 items
  5. 308 Winchester 26 items
  6. 350 Legend 1 item
  7. 5.56mm NATO 10 items
  8. 6mm ARC 6 items
  9. 6mm Creedmoor 1 item
  10. 6.5 Creedmoor 11 items
  11. 6.5 Grendel 5 items
Attachment Type
  1. MLOK 8 items
Handguard Length
  1. 10" 1 item
  2. 15" 4 items
Handguard Style
  1. Free Float 7 items
Upper Type
  1. Rifle 10 items
Options
  1. W/ BCG & CH 7 items
  2. W/O BCG & CH 4 items
Barrel Length
  1. 3.1" 7 items
  2. 3.15" 1 item
  3. 3.4" 3 items
  4. 3.43" 1 item
  5. 3.46" 4 items
  6. 3.5" 1 item
  7. 3.6" 2 items
  8. 3.68" 2 items
  9. 3.7" 6 items
  10. 3.76" 2 items
  11. 3.8" 2 items
  12. 3.88" 2 items
  13. 3.9" 5 items
  14. 3.97" 1 item
  15. 4" 12 items
  16. 4.02" 10 items
  17. 4.06" 2 items
  18. 4.1" 2 items
  19. 4.25" 1 item
  20. 4.3" 4 items
  21. 4.35" 1 item
  22. 4.4" 2 items
  23. 4.45" 2 items
  24. 4.46" 1 item
  25. 4.49" 13 items
  26. 4.5" 17 items
  27. 4.56" 1 item
  28. 4.57" 1 item
  29. 4.60" 13 items
  30. 4.625" 3 items
  31. 4.64" 1 item
  32. 4.68" 1 item
  33. 4.7" 1 item
  34. 4.75" 2 items
  35. 4.8" 1 item
  36. 4.9" 1 item
  37. 5" 34 items
  38. 5.03" 7 items
  39. 5.09" 1 item
  40. 5.1" 1 item
  41. 5.2" 4 items
  42. 5.25" 1 item
  43. 5.31" 2 items
  44. 5.5" 4 items
  45. 5.6" 1 item
  46. 5.75" 1 item
  47. 5.8" 1 item
  48. 6" 3 items
  49. 6.5" 3 items
  50. 6.61" 1 item
  51. 7" 8 items
  52. 7.5" 13 items
  53. 8" 15 items
  54. 8.3" 3 items
  55. 8.5" 4 items
  56. 9" 7 items
  57. 9.2" 1 item
  58. 10" 12 items
  59. 10.3" 4 items
  60. 10.4" 1 item
  61. 10.5" 27 items
  62. 11" 1 item
  63. 11.3" 2 items
  64. 11.5" 6 items
  65. 12" 6 items
  66. 12.3" 1 item
  67. 12.5" 13 items
  68. 13.7" 2 items
  69. 13.9" 4 items
  70. 14.5" 26 items
  71. 14.7" 3 items
  72. 16" 146 items
  73. 16.1" 19 items
  74. 16.25" 2 items
  75. 16.325" 1 item
  76. 16.5" 5 items
  77. 16.75" 1 item
  78. 17.7" 2 items
  79. 18" 62 items
  80. 18.5" 11 items
  81. 20" 69 items
  82. 21" 2 items
  83. 22" 20 items
  84. 24" 29 items
  85. 26" 21 items
  86. 28" 3 items
Material
  1. 416R Stainless Steel 22 items
  2. 4150 Chrome Moly Vanadium 2 items
  3. Aluminum 1 item
  4. Carbon Fiber 16 items
  5. Carbon Fiber / Steel 8 items
  6. Chrome Moly Venadium Steel 4 items
  7. Stainless Steel 13 items
  8. Steel 1 item
Inventory
  1. In Stock 51 items
  2. Out of Stock 18 items
Customer Rating
  1. 5
    1 item
  2. 4
    & up     2 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!

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  4. 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
  5. Faxon Firearms Match Series AR-15 Rifle-Length Gas 22 ARC 1:7 Stainless Steel Barrel
    Faxon Firearms Match Series AR-15 Rifle-Length Gas 22 ARC 1:7 Stainless Steel Barrel
    $236.99 $310.99 $218.99 $286.99 Save $24.00
  6. Ballistic Advantage Modern AR-10 .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
  7. Ballistic Advantage Premium Series AR-15 6.5 Grendel 1:8 SS Barrel
    Ballistic Advantage Premium Series AR-15 6.5 Grendel 1:8 SS Barrel
    $204.99 $305.99 $204.99 $289.99 Save $16.00
  8. Faxon Firearms Match Series AR-10 .308 Winchester Stainless Steel Barrel
    Faxon Firearms Match Series AR-10 .308 Winchester Stainless Steel Barrel
    $319.99 $322.99 $294.99 $297.99 Save $25.00
  9. Rosco Purebred AR-15 .223 Wylde Stainless Steel Barrel
    Rosco Purebred AR-15 .223 Wylde Stainless Steel Barrel
    $221.99 $240.99 $198.99 $225.99 Save $24.00
  10. Ballistic Advantage Premium Black Series AR-15 .223 Wylde 1:8 Stainless Steel Barrel
    Ballistic Advantage Premium Black Series AR-15 .223 Wylde 1:8 Stainless Steel Barrel
    $200.99 $270.99 $117.99 $129.99 Save $141.00
  11. Faxon Firearms Match Series AR-10 20" Rifle-Length Gas .308 Win 1:10 SS Barrel
    Faxon Firearms Match Series AR-10 20" Rifle-Length Gas .308 Win 1:10 SS Barrel
    $324.99 $299.99 Save $25.00
  18. PROOF Research Accuracy International AX308 / AT / AW / AE Short Action .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Accuracy International AX308 / AT / AW / AE Short Action .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    Out of stock
    $1,399.99 $1,299.99 Save $100.00
  19. PROOF Research Accuracy International AXMC .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Accuracy International AXMC .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    Out of stock
    $1,399.99 $1,299.99 Save $100.00
  21. Odin Works AR-15 21 XL Rifle-Length Gas 6mm ARC 1:7.5 Stainless Steel Barrel with .875 Adjustable Gas Block
    Odin Works AR-15 21 XL Rifle-Length Gas 6mm ARC 1:7.5 Stainless Steel Barrel with .875 Adjustable Gas Block
    Out of stock
    $399.99 $454.99 $379.99 $434.99 Save $20.00
  22. Ballistic Advantage Performance Series AR-15 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
  23. Odin Works AR-15 6.5 Grendel 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Odin Works AR-15 6.5 Grendel 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Out of stock
    $335.99 $360.99 $318.99 $342.99 Save $18.00
  24. Odin Works AR-15 6.5 Grendel 1:8 Stainless Steel Barrel w/ Tunable Gas Block and BCG
    Odin Works AR-15 6.5 Grendel 1:8 Stainless Steel Barrel w/ Tunable Gas Block and BCG
    Out of stock
    $440.99 $455.99 $418.99 $432.99 Save $23.00
  27. Ballistic Advantage Premium AR-15 .22 ARC 1:7 Stainless Steel Barrel
    Ballistic Advantage Premium AR-15 .22 ARC 1:7 Stainless Steel Barrel
    Out of stock
    $245.99 $315.99 $232.99 $299.99 Save $16.00
  28. Ballistic Advantage Premium Black AR-15 .22 ARC 1:7 Stainless Steel Barrel
    Ballistic Advantage Premium Black AR-15 .22 ARC 1:7 Stainless Steel Barrel
    Out of stock
    $245.99 $275.99 $232.99 $261.99 Save $14.00
  29. Rosco Purebred AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    Rosco Purebred AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    Out of stock
    $250.99 $270.99 $219.99 $243.99 Save $31.00
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