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    Black
  2. Thread Pattern
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  1. Aero Precision 6 items
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  39. Walther 3 items
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  19. Gray 1 item
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  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 167 items
  3. 1/2x36 9 items
  4. 5/8x24 60 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 1 item
  15. M22x.75 1 item
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Platform
  1. AR-15 78 items
  2. AR-9 2 items
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  6. Glock 55 items
  7. Primary Weapons Systems 1 item
  8. Rimfire 6 items
  9. Ruger 7 items
  10. Sig Sauer 15 items
  11. Smith & Wesson 1 item
  12. Springfield Armory 1 item
  13. Walther 3 items
Caliber
  1. 22 ARC 5 items
  2. 22 Long Rifle 11 items
  3. 223 Remington 48 items
  4. 223 Wylde 8 items
  5. 350 Legend 3 items
  6. 357 SIG 3 items
  7. 380 Auto (ACP) 1 item
  8. 5.56mm NATO 59 items
  9. 5.7 x 28mm 2 items
  10. 6mm ARC 1 item
  11. 9mm Luger 78 items
  12. 9x18 Makarov 1 item
Attachment Type
  1. KeyMod 2 items
  2. MLOK 23 items
  3. Picatinny 6 items
Handguard Length
  1. 4" 4 items
  2. 8.9" 1 item
  3. 9" 1 item
  4. 10" 2 items
  5. 12" 1 item
  6. 12.25" 1 item
  7. 13.5" 2 items
  8. 15" 16 items
  9. 15.25" 2 items
  10. Carbine Length 1 item
  11. Mid Length 1 item
Handguard Style
  1. Free Float 24 items
Upper Type
  1. Pistol 3 items
  2. Rifle 31 items
Options
  1. W/ BCG & CH 28 items
  2. W/O BCG & CH 6 items
Barrel Length
  1. 3.5" 1 item
  2. 3.68" 1 item
  3. 3.7" 1 item
  4. 3.76" 1 item
  5. 3.8" 1 item
  6. 3.9" 2 items
  7. 3.97" 1 item
  8. 4" 1 item
  9. 4.06" 1 item
  10. 4.3" 3 items
  11. 4.49" 3 items
  12. 4.5" 8 items
  13. 4.56" 1 item
  14. 4.60" 5 items
  15. 4.625" 1 item
  16. 4.8" 1 item
  17. 5" 15 items
  18. 5.03" 2 items
  19. 5.1" 1 item
  20. 5.31" 2 items
  21. 5.5" 4 items
  22. 5.75" 1 item
  23. 5.8" 1 item
  24. 7" 2 items
  25. 7.5" 4 items
  26. 8" 2 items
  27. 8.3" 1 item
  28. 9" 1 item
  29. 9.2" 1 item
  30. 10" 1 item
  31. 10.3" 2 items
  32. 10.5" 6 items
  33. 11" 1 item
  34. 11.3" 2 items
  35. 11.5" 3 items
  36. 12" 1 item
  37. 12.3" 1 item
  38. 12.5" 4 items
  39. 13.7" 2 items
  40. 13.9" 4 items
  41. 14.5" 11 items
  42. 14.7" 3 items
  43. 16" 61 items
  44. 16.1" 7 items
  45. 16.25" 1 item
  46. 16.325" 1 item
  47. 16.75" 1 item
  48. 17.7" 1 item
  49. 18" 12 items
  50. 18.5" 2 items
  51. 20" 9 items
  52. 22" 1 item
  53. 24" 3 items
Material
  1. 416R Stainless Steel 42 items
  2. 4150 Chrome Moly Vanadium 13 items
  3. Aluminum 21 items
  4. Chrome Moly Venadium Steel 19 items
  5. Stainless Steel 38 items
  6. Steel 16 items
Inventory
  1. In Stock 86 items
  2. Out of Stock 81 items
Customer Rating
  1. 5
    17 items
  2. 1
    & up     18 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 .223 / 5.56 Unassembled Upper Receiver Kit- 5"
    TacFire AR-15 .223 / 5.56 Unassembled Upper Receiver Kit
    $399.99 $264.99 $299.99 Save $135.00
  6. TacFire AR-15 .223 / 5.56 Upper Receiver - 14.5"
    TacFire AR-15 .223 / 5.56 Upper Receiver
    (1)
    $299.99 $259.99 $299.99 Save $40.00
  8. 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
  11. Beretta 3rd Gen Threaded Barrel for Beretta 92FS Compact - 1/2x28 - BLK
    Beretta 3rd Gen Threaded Barrel for Beretta 92FS Compact - 1/2x28
    (4)
    $295.99 $318.99 $174.99 $183.99 Save $144.00
  14. 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
    $324.99 $374.99 $259.99 $299.99 Save $75.00
  15. Panzer Arms AR57 ULT AR-15 Steel 5.7x28mm Upper Receiver w/ M-LOK Handguard - 12"
    Panzer Arms AR57 ULT AR-15 Steel 5.7x28mm Upper Receiver w/ M-LOK Handguard
    $644.99 $599.99 $619.99 Save $45.00
  16. Ballistic Advantage Premium Black AR-15 14.5" Mid-Length Gas .223 Wylde 1:8 SS Barrel
    Ballistic Advantage Premium Black AR-15 Mid-Length Gas .223 Wylde 1:8 Stainless Steel Barrel w/ .750 Lo Pro Gas Block
    $245.99 $134.99 $139.99 Save $111.00
  19. TacFire AR-15 Carbine-Length Gas .223 / 5.56 1:8 Nitride Barrel - 14.5"
    TacFire AR-15 Carbine-Length Gas .223 / 5.56 1:8 Nitride Barrel
    $115.99 $119.99 $69.99 $84.99 Save $50.00
  21. Ballistic Advantage Premium Series Fluted Barrel for Gen 3-5 Glock 19 Pistols - 1/2x28
    Ballistic Advantage Premium Barrel with Spiral Fluting for Gen 3-5 Glock 19 Pistols with 1/2x28 TPI
    $166.99 $184.99
  22. Backup Tactical Threaded Barrel for Glock 26 Pistols - BLK
    Backup Tactical Threaded Barrel for Glock 26 Pistols
    $169.99 $154.99 Save $15.00
  25. Faxon Firearms Match Series Straight Fluted Barrel for Glock 43 / 43X Pistols - 1/2x28-Black
    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
  26. Faxon Firearms Match Series Flame Fluted Barrel for Glock 17 Gen 5 Pistols - 1/2x28-Black
    Faxon Firearms Match Series Flame Fluted Barrel for Glock 17 Gen 5 Pistols - 1/2x28
    $128.99 $118.99 Save $10.00
  28. 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
  29. Backup Tactical Threaded Barrel for Glock 43 / 43X Pistols - BLK
    Backup Tactical Threaded Barrel for Glock 43 / 43X Pistols
    $149.99 $139.99 Save $10.00
  30. Primary Weapons Systems UXR Elite .223 Wylde 14.5" Conversion Kit
    Primary Weapons Systems UXR Elite .223 Wylde Conversion Kit
    $575.99 $439.99 Save $136.00
  32. 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
  34. Backup Tactical Threaded Barrel for Gen 1-4 Glock 17 Pistols - BLK
    Backup Tactical Threaded Barrel for Gen 1-4 Glock 17 Pistols
    $169.99 $154.99 Save $15.00
  38. Volquartsen Ruger 10/22 16.75" .22 LR 1:16 SS Threaded Barrel - 1/2x28 - Black
    Volquartsen Ruger 10/22 16.75" .22 LR 1:16 SS Threaded Barrel - 1/2x28
    $394.99 $355.99 Save $39.00
  39. RISE Armament AR-15 18" SS 6mm ARC Assembled Upper Receiver with Free Float 15" M-LOK Handguard - BLK
    RISE Armament AR-15 18" SS 6mm ARC Assembled Upper Receiver with Free-Float 15" M-LOK Handguard
    $1,199.99 $999.99 Save $200.00
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