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  1. Advantage Arms 2 items
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  19. Gray 1 item
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  23. Patriot Brown 2 items
  24. Satin Stainless Steel 5 items
  25. Silver 22 items
  26. Spectrum Rainbow PVD 3 items
  27. Stainless Steel 4 items
  28. Tungsten 5 items
Thread Pattern
  1. .578x28 6 items
  2. 1/2x28 234 items
  3. 1/2x36 9 items
  4. 5/8x24 171 items
  5. 9/16x24 8 items
  6. 13.5x1LH 5 items
  7. 14.5x1 LH 2 items
  8. 16x1 LH 4 items
  9. Accu-Mag 2 items
  10. Crio / Crio Plus 10 items
  11. Invector 1 item
  12. Invector Plus 9 items
  13. M12x1 LH 1 item
  14. M18x1.5 3 items
  15. M22x.75 1 item
  16. Mobil 18 items
  17. Optima HP 1 item
  18. Optima Plus 1 item
  19. Remington 21 items
  20. Winchester 8 items
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Platform
  1. AR-15 115 items
  2. AR-9 4 items
  3. Archon 1 item
  4. Beretta 4 items
  5. Canik 2 items
  6. CZ 1 item
  7. Glock 73 items
  8. Impact Precision 1 item
  9. Primary Weapons Systems 1 item
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  11. Ruger 8 items
  12. Savage Arms 1 item
  13. Sig Sauer 20 items
  14. Smith & Wesson 1 item
  15. Springfield Armory 3 items
  16. Walther 3 items
Caliber
  1. 22 ARC 10 items
  2. 22 Long Rifle 16 items
  3. 223 Remington 65 items
  4. 223 Wylde 19 items
  5. 300 AAC Blackout 1 item
  6. 350 Legend 5 items
  7. 357 SIG 3 items
  8. 380 Auto (ACP) 1 item
  9. 5.56mm NATO 79 items
  10. 5.7 x 28mm 5 items
  11. 6mm ARC 1 item
  12. 9mm Luger 106 items
  13. 9x18 Makarov 1 item
Attachment Type
  1. KeyMod 2 items
  2. MLOK 36 items
  3. Picatinny 7 items
Handguard Length
  1. 4" 6 items
  2. 5.5" 2 items
  3. 7" 2 items
  4. 8.9" 1 item
  5. 9" 1 item
  6. 9.6" 1 item
  7. 10" 4 items
  8. 12" 1 item
  9. 12.25" 2 items
  10. 13.5" 2 items
  11. 15" 21 items
  12. 15.25" 2 items
  13. Carbine Length 1 item
  14. Mid Length 1 item
Handguard Style
  1. Free Float 38 items
Upper Type
  1. Pistol 12 items
  2. Rifle 38 items
Options
  1. W/ BCG & CH 41 items
  2. W/O BCG & CH 7 items
Barrel Length
  1. 3.5" 1 item
  2. 3.6" 1 item
  3. 3.68" 1 item
  4. 3.7" 2 items
  5. 3.76" 2 items
  6. 3.8" 2 items
  7. 3.88" 2 items
  8. 3.9" 4 items
  9. 3.97" 1 item
  10. 4" 1 item
  11. 4.06" 1 item
  12. 4.3" 3 items
  13. 4.35" 1 item
  14. 4.49" 3 items
  15. 4.5" 11 items
  16. 4.56" 1 item
  17. 4.60" 6 items
  18. 4.625" 3 items
  19. 4.64" 1 item
  20. 4.68" 1 item
  21. 4.75" 1 item
  22. 4.8" 1 item
  23. 5" 22 items
  24. 5.03" 4 items
  25. 5.1" 1 item
  26. 5.31" 2 items
  27. 5.5" 4 items
  28. 5.75" 1 item
  29. 5.8" 1 item
  30. 6.5" 2 items
  31. 7" 2 items
  32. 7.5" 6 items
  33. 8" 3 items
  34. 8.3" 1 item
  35. 9" 2 items
  36. 9.2" 1 item
  37. 10" 2 items
  38. 10.3" 2 items
  39. 10.5" 12 items
  40. 11" 1 item
  41. 11.3" 2 items
  42. 11.5" 3 items
  43. 12" 1 item
  44. 12.3" 1 item
  45. 12.5" 4 items
  46. 13.7" 2 items
  47. 13.9" 4 items
  48. 14.5" 13 items
  49. 14.7" 3 items
  50. 16" 76 items
  51. 16.1" 13 items
  52. 16.25" 1 item
  53. 16.325" 1 item
  54. 16.5" 1 item
  55. 16.75" 1 item
  56. 17.7" 2 items
  57. 18" 20 items
  58. 18.5" 2 items
  59. 20" 14 items
  60. 22" 3 items
  61. 24" 4 items
Material
  1. 416R Stainless Steel 79 items
  2. 4150 Chrome Moly Vanadium 15 items
  3. Aluminum 26 items
  4. Carbon Fiber 2 items
  5. Chrome Moly Venadium Steel 21 items
  6. Stainless Steel 49 items
  7. Steel 17 items
Inventory
  1. In Stock 128 items
  2. Out of Stock 106 items
Customer Rating
  1. 5
    25 items
  2. 4
    & up     26 items
  3. 1
    & up     28 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. 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
    $190.99 $300.99 $111.99 $149.99 Save $151.00
  3. DMA Inc. Threaded Match Barrel for Gen 1-5 Glock 19 Pistols - 1/2x28
    DMA Inc. Threaded Match Barrel for Gen 1-5 Glock 19 Pistols - 1/2x28
    (1)
    $96.99 $110.99 $76.99 $88.99 Save $22.00
  6. 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
  7. 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 $69.99 $99.99 Save $96.00
  9. Beretta 3rd Gen Threaded Barrel for Beretta 92FS Compact - 1/2x28
    Beretta 3rd Gen Threaded Barrel for Beretta 92FS Compact - 1/2x28
    (4)
    $295.99 $318.99 $174.99 $183.99 Save $144.00
  10. 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 $117.99 $129.99 Save $91.00
  11. 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
  12. DMA Inc. Threaded Match Barrel for Glock 43 Pistols - 1/2x28
    DMA Inc. Threaded Match Barrel for Glock 43 Pistols - 1/2x28
    $96.99 $110.99 $76.99 Save $34.00
  13. 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 $124.99 $139.99 Save $121.00
  14. DMA Inc. Threaded Match Barrel for Gen 1-4 Glock 17 Pistols - 1/2x28
    DMA Inc. Threaded Match Barrel for Gen 1-4 Glock 17 Pistols - 1/2x28
    (1)
    $96.99 $110.99 $76.99 $88.99 Save $31.00
  18. Ballistic Advantage Classic Series AR-15 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
  21. True Precision Threaded Barrel for Glock 43 / 43X
    True Precision Threaded Barrel for Glock 43 / 43X
    (1)
    $179.99 $198.99 $170.99 $189.99 Save $9.00
  22. 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
  24. 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 $124.99 $129.99 Save $121.00
  25. Lone Wolf Arms AlphaWolf 1/2x28 Threaded Barrel for Gen 1-4 Glock 17 Pistols
    Lone Wolf Arms AlphaWolf 1/2x28 Threaded Barrel for Gen 1-4 Glock 17 Pistols
    $149.99 $136.99 Save $13.00
  28. TacFire AR-15 Carbine-Length Gas .223 / 5.56 1:8 Nitride Barrel
    TacFire AR-15 Carbine-Length Gas .223 / 5.56 1:8 Nitride Barrel
    $115.99 $119.99 $69.99 $84.99 Save $50.00
  30. Backup Tactical Threaded Barrel for Glock 43 / 43X Pistols
    Backup Tactical Threaded Barrel for Glock 43 / 43X Pistols
    $149.99 $139.99 Save $10.00
  31. Backup Tactical Threaded Barrel for Glock 26 Pistols
    Backup Tactical Threaded Barrel for Glock 26 Pistols
    Out of stock
    $169.99 $154.99 Save $15.00
  32. True Precision Threaded Barrel for Gen 1-5 Glock 19, 19X, 45
    True Precision Threaded Barrel for Gen 1-5 Glock 19, 19X, 45
    $180.99 $208.99
  33. True Precision Threaded Barrel for Sig Sauer P320 Compact / X-Carry
    True Precision Threaded Barrel for Sig Sauer P320 Compact / X-Carry
    (1)
    $189.99 $198.99 $180.99 $189.99 Save $9.00
  35. Faxon Firearms Match Series Straight Fluted Barrel for Glock 43 / 43X Pistols - 1/2x28
    Faxon Firearms Match Series Straight Fluted Barrel for Glock 43 / 43X Pistols - 1/2x28
    $124.99 $129.99 $115.99 $119.99 Save $10.00
  37. True Precision Threaded Barrel for Sig Sauer P365
    True Precision Threaded Barrel for Sig Sauer P365
    $179.99 $198.99 $170.99 $189.99 Save $9.00
  38. True Precision Threaded Barrel for Springfield Armory Hellcat Pro
    True Precision Threaded Barrel for Springfield Armory Hellcat Pro
    $189.99 $198.99 $180.99 $189.99 Save $9.00
  39. 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
  40. True Precision Threaded Barrel for Glock 48
    True Precision Threaded Barrel for Glock 48
    $189.99 $198.99 $180.99 $189.99 Save $9.00
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