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  1. Platform
    AR-15
  2. Caliber
    223 Remington
Brand
  1. Aero Precision 5 items
  2. Aim Sports Inc 2 items
  3. Ballistic Advantage 16 items
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  5. Black Rain Ordnance 1 item
  6. CMMG 1 item
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  18. Odin Works 5 items
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Color
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  3. Black 52 items
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  11. Tungsten 1 item
Thread Pattern
  1. 1/2x28 62 items
  2. 1/2x36 1 item
  3. 5/8x24 2 items
Platform
  1. AR-15 70 items
  2. Impact Precision 2 items
  3. Primary Weapons Systems 1 item
  4. Remington 1 item
  5. Savage Arms 1 item
  6. Tikka 1 item
  7. Zermatt Arms 4 items
Caliber
  1. 10mm Auto 1 item
  2. 22 ARC 10 items
  3. 22 Long Rifle 12 items
  4. 223 Remington 70 items
  5. 223 Wylde 23 items
  6. 300 AAC Blackout 25 items
  7. 338 ARC 1 item
  8. 350 Legend 8 items
  9. 45 Auto (ACP) 5 items
  10. 458 Socom 1 item
  11. 5.56mm NATO 91 items
  12. 5.7 x 28mm 5 items
  13. 6mm ARC 14 items
  14. 6.5 Grendel 12 items
  15. 7.62 x 39mm 8 items
  16. 9mm Luger 15 items
Capacity
  1. 10-Round 2 items
Attachment Type
  1. KeyMod 2 items
  2. MLOK 16 items
  3. Picatinny 7 items
Handguard Length
  1. 8.9" 1 item
  2. 9" 1 item
  3. 9.6" 1 item
  4. 10" 2 items
  5. 12" 1 item
  6. 12.25" 2 items
  7. 13.5" 2 items
  8. 15" 15 items
  9. Mid Length 1 item
Handguard Style
  1. Free Float 22 items
Upper Type
  1. Pistol 3 items
  2. Rifle 25 items
Options
  1. W/ BCG & CH 21 items
  2. W/O BCG & CH 9 items
Barrel Length
  1. 7.5" 4 items
  2. 8" 1 item
  3. 10.3" 2 items
  4. 10.5" 8 items
  5. 11.3" 2 items
  6. 11.5" 5 items
  7. 12.3" 1 item
  8. 12.5" 4 items
  9. 13.7" 2 items
  10. 13.9" 4 items
  11. 14.5" 10 items
  12. 14.7" 2 items
  13. 16" 52 items
  14. 16.1" 3 items
  15. 16.325" 1 item
  16. 16.5" 1 item
  17. 17.7" 2 items
  18. 18" 15 items
  19. 20" 10 items
  20. 24" 1 item
Material
  1. 416R Stainless Steel 16 items
  2. 4150 Chrome Moly Vanadium 10 items
  3. Aluminum 23 items
  4. Carbon Fiber / Steel 1 item
  5. Chrome Moly Venadium Steel 13 items
  6. Polymer 2 items
  7. Stainless Steel 4 items
  8. Steel 1 item
Inventory
  1. In Stock 47 items
  2. Out of Stock 23 items
Customer Rating
  1. 5
    3 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. 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
  3. 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
  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. FAB Defense GL-CORE M Survival Mil-Spec / Commercial Stock with Built-In 10-Round Magazine Carrier
    FAB Defense GL-CORE M Survival Mil-Spec / Commercial Stock with Built-In 10-Round Magazine Carrier
    $99.99 $83.99 Save $16.00
  6. CMMG DISSENT Mk4 AR-15 10.5" CM 5.56MM Upper Receiver w/ 9.6" M-LOK Handguard
    CMMG DISSENT Mk4 AR-15 10.5" CM 5.56MM Upper Receiver w/ 9.6" M-LOK Handguard
    (1)
    $1,349.99 $1,399.99 $1,024.99 $1,035.99 Save $364.00
  7. Daniel Defense AR-15 16" 5.56 1:7 CHF CMV Barrel
    Daniel Defense AR-15 16" 5.56 1:7 CHF CMV Barrel
    $375.99 $348.99 Save $27.00
  10. Aero Precision AR-15 16" 5.56 Upper Receiver w/ Magpul MOE SL M-LOK Handguard
    Aero Precision AR-15 16" 5.56 Upper Receiver w/ Magpul MOE SL M-LOK Handguard
    Out of stock
    $460.99 $414.99 Save $46.00
  11. Ballistic Advantage Classic Series AR-15 5.56 1:7 CHF CL Barrel w/ Lo Pro Gas Block
    Ballistic Advantage Classic Series AR-15 5.56 1:7 CHF CL Barrel w/ Lo Pro Gas Block
    Out of stock
    $300.99 $330.99 $285.99 $313.99 Save $17.00
  12. LBE Unlimited AR-15 16" 5.56 NATO 1:7 CMV Barrel
    LBE Unlimited AR-15 16" 5.56 NATO 1:7 CMV Barrel
    Out of stock
    $134.99 $159.99 $134.99 $146.99 Save $13.00
  13. Odin Works AR-15 .223 Wylde 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Odin Works AR-15 .223 Wylde 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Out of stock
    $205.99 $345.99 $194.99 $327.99 Save $18.00
  15. Odin Works AR-15 Intermediate-Length Gas .223 Wylde 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Odin Works AR-15 Intermediate-Length Gas .223 Wylde 1:8 Stainless Steel Barrel w/ Tunable Gas Block
    Out of stock
    $345.99 $327.99 Save $18.00
  19. Aero Precision M4E1 AR-15 16" CMV 5.56 Upper Receiver w/ 15" ATLAS S-ONE M-LOK Handguard
    Aero Precision M4E1 AR-15 16" CMV 5.56 Upper Receiver w/ 15" ATLAS S-ONE M-LOK Handguard
    Out of stock
    $655.99 $690.99 $589.99 $624.99 Save $66.00
  21. Seekins Precision Match Grade AR-15 .223 Wylde 1:8 Stainless Steel Barrel
    Seekins Precision Match Grade AR-15 .223 Wylde 1:8 Stainless Steel Barrel
    Out of stock
    $395.99
  24. Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ Lower Build Kit
    Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ Lower Build Kit
    Out of stock
    $599.99 $449.99 $462.99 Save $150.00
  25. Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ M-LOK Handguard
    Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ M-LOK Handguard
    Out of stock
    $459.99 $343.99 Save $116.00
  26. Fortis Manufacturing Billet AR-15 Stripped Upper Receiver
    Fortis Manufacturing Billet AR-15 Stripped Upper Receiver
    Out of stock
    $199.99 $189.99 Save $10.00
  27. Watchtower - F-1 AR-15 16" Mid-Length Gas .223 Wylde 1:8 Spiral Fluted SS Barrel
    Watchtower - F-1 AR-15 16" Mid-Length Gas .223 Wylde 1:8 Spiral Fluted SS Barrel
    Out of stock
    $279.99 $258.99 Save $21.00
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