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  1. Barrel Length
    16"
Brand
  1. Aero Precision 3 items
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Color
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  11. Orange 1 item
  12. Red 1 item
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  14. Stainless Steel 3 items
Thread Pattern
  1. 1/2x28 71 items
  2. 1/2x36 7 items
  3. 5/8x24 44 items
  4. M18x1.5 3 items
Platform
  1. AR-10 24 items
  2. AR-15 106 items
  3. AR-9 3 items
  4. Primary Weapons Systems 3 items
  5. Q 1 item
  6. Rimfire 3 items
  7. Ruger 4 items
  8. Sig Sauer 3 items
Caliber
  1. 22 ARC 3 items
  2. 22 Long Rifle 7 items
  3. 223 Remington 50 items
  4. 223 Wylde 18 items
  5. 243 Winchester 2 items
  6. 300 AAC Blackout 10 items
  7. 308 Winchester 17 items
  8. 350 Legend 4 items
  9. 45 Auto (ACP) 4 items
  10. 458 Socom 1 item
  11. 5.56mm NATO 61 items
  12. 5.7 x 28mm 1 item
  13. 6mm ARC 7 items
  14. 6.5 Creedmoor 5 items
  15. 6.5 Grendel 1 item
  16. 7.62 x 39mm 3 items
  17. 7.62 × 51mm NATO 1 item
  18. 8.6 Blackout 5 items
  19. 9mm Luger 8 items
Attachment Type
  1. KeyMod 1 item
  2. MLOK 38 items
  3. Picatinny 9 items
Handguard Length
  1. 4" 7 items
  2. 7" 3 items
  3. 9" 1 item
  4. 10" 9 items
  5. 11.8" 2 items
  6. 12" 1 item
  7. 12.25" 2 items
  8. 13.5" 2 items
  9. 15" 22 items
  10. 16" 2 items
  11. Carbine Length 1 item
  12. Mid Length 1 item
Handguard Style
  1. Free Float 32 items
Upper Type
  1. Pistol 4 items
  2. Rifle 41 items
Options
  1. W/ BCG & CH 48 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" 7 items
  10. 3.76" 3 items
  11. 3.8" 2 items
  12. 3.88" 2 items
  13. 3.9" 9 items
  14. 3.97" 1 item
  15. 4" 13 items
  16. 4.02" 10 items
  17. 4.06" 2 items
  18. 4.1" 2 items
  19. 4.25" 1 item
  20. 4.3" 6 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" 19 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" 3 items
  34. 4.75" 2 items
  35. 4.8" 1 item
  36. 4.9" 2 items
  37. 4.99" 1 item
  38. 5" 36 items
  39. 5.03" 7 items
  40. 5.09" 1 item
  41. 5.1" 1 item
  42. 5.2" 4 items
  43. 5.25" 1 item
  44. 5.31" 2 items
  45. 5.46" 1 item
  46. 5.5" 4 items
  47. 5.6" 1 item
  48. 5.75" 1 item
  49. 5.8" 1 item
  50. 6" 3 items
  51. 6.5" 3 items
  52. 6.61" 1 item
  53. 7" 8 items
  54. 7.5" 13 items
  55. 8" 15 items
  56. 8.3" 3 items
  57. 8.5" 4 items
  58. 9" 7 items
  59. 9.2" 1 item
  60. 10" 11 items
  61. 10.3" 4 items
  62. 10.4" 1 item
  63. 10.5" 28 items
  64. 11" 1 item
  65. 11.3" 2 items
  66. 11.5" 6 items
  67. 12" 6 items
  68. 12.3" 1 item
  69. 12.5" 13 items
  70. 13.7" 2 items
  71. 13.9" 5 items
  72. 14.5" 26 items
  73. 14.7" 3 items
  74. 16" 141 items
  75. 16.1" 17 items
  76. 16.25" 2 items
  77. 16.325" 1 item
  78. 16.5" 5 items
  79. 16.75" 1 item
  80. 17.7" 2 items
  81. 18" 62 items
  82. 18.5" 10 items
  83. 20" 68 items
  84. 21" 2 items
  85. 22" 20 items
  86. 24" 29 items
  87. 26" 21 items
  88. 28" 3 items
Material
  1. 416R Stainless Steel 41 items
  2. 4150 Chrome Moly Vanadium 19 items
  3. Aluminum 17 items
  4. Carbon Fiber 2 items
  5. Carbon Fiber / Steel 4 items
  6. Chrome Moly Venadium Steel 15 items
  7. Stainless Steel 10 items
  8. Steel 6 items
  9. Steel / Polymer 2 items
Inventory
  1. In Stock 93 items
  2. Out of Stock 48 items
Customer Rating
  1. 5
    5 items
  2. 3
    & up     8 items
  3. 2
    & up     9 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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  1. TacFire AR-15 Blowback .45 ACP 1:16 4140 Chrome Moly Steel Barrel - 5/8x24
    TacFire AR-15 Blowback .45 ACP 1:16 4140 Chrome Moly Steel Barrel - 5/8x24
    (1)
    $109.99 $79.99 $84.99 Save $30.00
  3. TacFire AR-15 .223 / 5.56 Upper Receiver
    TacFire AR-15 .223 / 5.56 Upper Receiver
    (1)
    $299.99 $259.99 $299.99 Save $40.00
  4. 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
  5. TacFire AR-15 7.62x39 Unassembled Upper Receiver Kit
    TacFire AR-15 7.62x39 Unassembled Upper Receiver Kit
    $449.99 $299.99 $309.99 Save $150.00
  6. TacFire AR-15 9mm Upper Receiver
    TacFire AR-15 9mm Upper Receiver
    (1)
    $314.99 $259.99 $279.99 Save $55.00
  7. Panzer Arms AR57 ULT AR-15 Steel 5.7x28mm Upper Receiver w/ M-LOK Handguard
    Panzer Arms AR57 ULT AR-15 Steel 5.7x28mm Upper Receiver w/ M-LOK Handguard
    $644.99 $599.99 $619.99 Save $45.00
  8. PROOF Research Sig Sauer Cross .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Sig Sauer Cross .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,299.99 $1,149.99 Save $150.00
  9. PROOF Research Sig Sauer Cross 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Sig Sauer Cross 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,199.99 $1,029.99 Save $170.00
  13. TacFire AR-15 .300 Blackout Unassembled Upper Receiver Kit
    TacFire AR-15 .300 Blackout Unassembled Upper Receiver Kit
    $499.99 $259.99 $269.99 Save $240.00
  14. Ballistic Advantage Premium Black AR-15 Mid-Length Gas .223 Wylde 1:8 Stainless Steel Barrel w/ .750 Lo Pro Gas Block
    Ballistic Advantage Premium Black AR-15 Mid-Length Gas .223 Wylde 1:8 Stainless Steel Barrel w/ .750 Lo Pro Gas Block
    $245.99 $232.99 Save $13.00
  16. Ballistic Advantage Premium AR-15 Mid-Length Gas .223 Wylde 1:8 SS Barrel w/ .750 Lo Pro Gas Block
    Ballistic Advantage Premium AR-15 Mid-Length Gas .223 Wylde 1:8 SS Barrel w/ .750 Lo Pro Gas Block
    $245.99 $260.99 $232.99 $247.99 Save $13.00
  17. TacFire AR-15 9mm Unassembled Upper Receiver Kit
    TacFire AR-15 9mm Unassembled Upper Receiver Kit
    $399.99 $259.99 Save $140.00
  18. Ballistic Advantage Premium Black Series AR-15 6mm ARC 1:7 SS Barrel
    Ballistic Advantage Premium Black Series AR-15 6mm ARC 1:7 SS Barrel
    $245.99 $275.99 $232.99 $261.99 Save $14.00
  19. TacFire AR-15 .300 Blackout Upper Receiver
    TacFire AR-15 .300 Blackout Upper Receiver
    (2)
    $309.99 $399.99 $254.99 $299.99 Save $145.00
  20. 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
  21. Ballistic Advantage Premium Black Series AR-15 .223 Wylde 1:8 SS Barrel w/ OPS 12
    Ballistic Advantage Premium Black Series AR-15 .223 Wylde 1:8 SS Barrel w/ OPS 12
    $205.99 $220.99 $194.99 $209.99 Save $11.00
  22. Ballistic Advantage Premium Series AR-15 .223 Wylde 1:8 Stainless Steel Barrel
    Ballistic Advantage Premium Series AR-15 .223 Wylde 1:8 Stainless Steel Barrel
    (1)
    $190.99 $300.99 $180.99 $285.99 Save $15.00
  23. Ballistic Advantage Premium Series AR-15 6mm ARC 1:7 SS Barrel
    Ballistic Advantage Premium Series AR-15 6mm ARC 1:7 SS Barrel
    $235.99 $315.99 $223.99 $299.99 Save $16.00
  25. TacFire AR-15 .45 ACP Upper Receiver
    TacFire AR-15 .45 ACP Upper Receiver
    (2)
    $399.99 $279.99 $289.99 Save $120.00
  26. 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 $190.99 $256.99 Save $14.00
  27. Ballistic Advantage Premium Series AR-15 .223 Wylde 1:8 SS Barrel w/ OPS 12
    Ballistic Advantage Premium Series AR-15 .223 Wylde 1:8 SS Barrel w/ OPS 12
    $205.99 $220.99 $194.99 $209.99 Save $11.00
  28. 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
  30. TacFire AR-10 .308 / 7.62x51mm Upper Receiver
    TacFire AR-10 .308 / 7.62x51mm Upper Receiver
    $499.99 $354.99 $369.99 Save $145.00
  31. TacFire AR-10 .308 / 7.62x51 Unassembled Rifle Kit w/ Lower Parts Kit
    TacFire AR-10 .308 / 7.62x51 Unassembled Rifle Kit w/ Lower Parts Kit
    (1)
    $699.99 $419.99 Save $280.00
  32. 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
  33. PROOF Research AR-15 .223 Wylde Stainless Steel Barrel
    PROOF Research AR-15 .223 Wylde Stainless Steel Barrel
    $629.99 $749.99 $569.99 $649.99 Save $100.00
  34. TacFire AR-15 .45 ACP Unassembled Upper Receiver Kit
    TacFire AR-15 .45 ACP Unassembled Upper Receiver Kit
    $449.99 $269.99 $274.99 Save $180.00
  35. 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 $147.99 $171.99 Save $9.00
  36. FN AR-15 5.56 NATO 1:7 CMV CHF CL Barrel
    FN AR-15 5.56 NATO 1:7 CMV CHF CL Barrel
    $399.99 $269.99 $289.99 Save $130.00
  37. TacFire AR-15 .223 / 5.56 Unassembled Upper Receiver Kit
    TacFire AR-15 .223 / 5.56 Unassembled Upper Receiver Kit
    $399.99 $264.99 $299.99 Save $135.00
  38. TacFire AR-10 .308 / 7.62x51mm Low Profile Unassembled Upper Receiver Kit
    TacFire AR-10 .308 / 7.62x51mm Low Profile Unassembled Upper Receiver Kit
    (1)
    $599.99 $374.99 Save $225.00
  40. 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
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