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    5/8x24
Brand
  1. Aero Precision 4 items
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Platform
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Caliber
  1. 22 WMR 1 item
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  4. 243 Winchester 4 items
  5. 300 AAC Blackout 22 items
  6. 300 PRC 3 items
  7. 308 Winchester 51 items
  8. 338 ARC 1 item
  9. 45 Auto (ACP) 4 items
  10. 5.56mm NATO 2 items
  11. 6mm ARC 14 items
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  14. 6mm GT 1 item
  15. 6.5 Creedmoor 33 items
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  17. 6.5 PRC 3 items
  18. 7mm PRC 7 items
  19. 7.62 x 39mm 1 item
  20. 7.62 × 51mm NATO 1 item
  21. 8.6 Blackout 3 items
Attachment Type
  1. MLOK 16 items
Handguard Length
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  2. 5.5" 2 items
  3. 7" 1 item
  4. 9.6" 1 item
  5. 10" 6 items
  6. 11" 1 item
  7. 15" 7 items
  8. 17.5" 1 item
Handguard Style
  1. Free Float 13 items
Upper Type
  1. Pistol 5 items
  2. Rifle 8 items
Options
  1. W/ BCG & CH 12 items
  2. W/O BCG & CH 4 items
Barrel Length
  1. 4" 3 items
  2. 4.5" 1 item
  3. 5" 4 items
  4. 6" 2 items
  5. 6.5" 1 item
  6. 7" 3 items
  7. 7.5" 5 items
  8. 8" 7 items
  9. 8.3" 2 items
  10. 8.5" 2 items
  11. 9" 2 items
  12. 10" 5 items
  13. 10.3" 2 items
  14. 10.5" 13 items
  15. 11.5" 3 items
  16. 12" 2 items
  17. 12.5" 8 items
  18. 14.5" 11 items
  19. 16" 45 items
  20. 16.1" 6 items
  21. 16.5" 3 items
  22. 18" 36 items
  23. 18.5" 2 items
  24. 20" 47 items
  25. 21" 2 items
  26. 22" 17 items
  27. 24" 24 items
  28. 26" 19 items
Material
  1. 416R Stainless Steel 54 items
  2. 4150 Chrome Moly Vanadium 11 items
  3. Aluminum 3 items
  4. Carbon Fiber 20 items
  5. Carbon Fiber / Steel 19 items
  6. Chrome Moly Venadium Steel 5 items
  7. Stainless Steel 55 items
  8. Steel 2 items
Inventory
  1. In Stock 94 items
  2. Out of Stock 77 items
Customer Rating
  1. 5
    2 items
  2. 4
    & up     4 items
  3. 3
    & up     6 items
  4. 2
    & up     7 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 6mm ARC 1:7 SS Barrel
    Ballistic Advantage Premium Series AR-15 6mm ARC 1:7 SS Barrel
    $235.99 $315.99 $169.99 $189.99 Save $126.00
  2. 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 $84.99 $99.99 Save $81.00
  3. 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 $154.99 $184.99 Save $101.00
  4. Sig Sauer Cross 6.5 Creedmoor Caliber X-Change Kit
    Sig Sauer Cross 6.5 Creedmoor Caliber X-Change Kit
    $599.99 $699.99 $499.99 $584.99 Save $115.00
  8. 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
  9. 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
  10. 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
  11. 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
  15. CMMG DISSENT Mk4 AR-15 6.5" .300 BLK Upper Receiver w/ 5.5" M-LOK Handguard
    CMMG DISSENT Mk4 AR-15 6.5" .300 BLK Upper Receiver w/ 5.5" M-LOK Handguard
    Out of stock
    $1,349.99 $1,024.99 Save $325.00
  18. PROOF Research Impact Precision 737R SA 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Impact Precision 737R SA 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    Out of stock
    $1,049.99 $939.99 $949.99 Save $110.00
  27. Ballistic Advantage Premium Series AR-10 8.6 Blackout 1:3 Stainless Steel Barrel
    Ballistic Advantage Premium Series AR-10 8.6 Blackout 1:3 Stainless Steel Barrel
    Out of stock
    $255.99 $265.99 $242.99 $251.99 Save $14.00
  28. Ballistic Advantage Premium Black Series AR-10 8.6 Blackout 1:3 Stainless Steel Barrel
    Ballistic Advantage Premium Black Series AR-10 8.6 Blackout 1:3 Stainless Steel Barrel
    Out of stock
    $255.99 $265.99 $242.99 $251.99 Save $14.00
  29. Aero Precision M5 AR-10 16" SS .308 Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard
    Aero Precision M5 AR-10 16" SS .308 Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard
    Out of stock
    $780.99 $820.99 $699.99 $739.99 Save $81.00
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