My Cart ()
Back Close
Filters
Now Shopping by
  1. Thread Pattern
    5/8x24
  2. Platform
    AR-15
Brand
  1. Aero Precision 1 item
  2. American Tactical Imports 1 item
  3. Ballistic Advantage 5 items
  4. Bilson Arms 1 item
  5. CMMG 5 items
  6. Diamondback 1 item
  7. DMA Inc. 1 item
  8. DPMS 3 items
  9. Faxon Firearms 4 items
  10. Odin Works 1 item
  11. PROOF Research 6 items
  12. Q 1 item
  13. Rosco Manufacturing 3 items
  14. Sons of Liberty Gun Works 2 items
  15. TacFire Inc. 8 items
Color
  1. Armor Black 2 items
  2. Bead Blasted 3 items
  3. Black 28 items
  4. Black Nitride 1 item
  5. Carbon Fiber 2 items
  6. Midnight Bronze 1 item
  7. Silver 6 items
  8. Tan / Olive 1 item
Thread Pattern
  1. 1/2x28 95 items
  2. 1/2x36 7 items
  3. 5/8x24 43 items
Platform
  1. Accuracy International 6 items
  2. Aero Precision 5 items
  3. AR-10 29 items
  4. AR-15 43 items
  5. CMMG 1 item
  6. Impact Precision 13 items
  7. Primary Weapons Systems 3 items
  8. Ruger 4 items
  9. Savage Arms 5 items
  10. Sig Sauer 8 items
  11. Tikka 3 items
  12. Zermatt Arms 19 items
Caliber
  1. 223 Remington 2 items
  2. 223 Wylde 3 items
  3. 300 AAC Blackout 18 items
  4. 338 ARC 2 items
  5. 45 Auto (ACP) 4 items
  6. 5.56mm NATO 4 items
  7. 6mm ARC 9 items
  8. 6.5 Grendel 4 items
  9. 7.62 x 39mm 1 item
Attachment Type
  1. MLOK 12 items
Handguard Length
  1. 4" 4 items
  2. 5.5" 2 items
  3. 7" 1 item
  4. 7.5" 1 item
  5. 9.6" 1 item
  6. 10" 4 items
  7. 10.5" 1 item
  8. 13.5" 1 item
  9. 15" 3 items
Handguard Style
  1. Free Float 8 items
Upper Type
  1. Pistol 6 items
  2. Rifle 5 items
Options
  1. W/ BCG & CH 11 items
  2. W/O BCG & CH 2 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" 7 items
  8. 8" 4 items
  9. 8.3" 1 item
  10. 8.5" 2 items
  11. 9" 2 items
  12. 10" 5 items
  13. 10.3" 1 item
  14. 10.5" 7 items
  15. 11.5" 2 items
  16. 12.5" 3 items
  17. 14.5" 5 items
  18. 16" 22 items
  19. 16.1" 3 items
  20. 16.5" 1 item
  21. 18" 11 items
  22. 20" 9 items
Material
  1. 416R Stainless Steel 11 items
  2. 4150 Chrome Moly Vanadium 5 items
  3. Aluminum 5 items
  4. Carbon Fiber / Steel 2 items
  5. Chrome Moly Venadium Steel 3 items
  6. Stainless Steel 8 items
  7. Steel 1 item
Inventory
  1. In Stock 34 items
  2. Out of Stock 9 items
Customer Rating
  1. 5
    2 items
  2. 4
    & up     3 items
  3. 3
    & up     6 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!

Page
  2. Faxon Firearms Match Series AR-15 Pistol-Length Gas .300 Blackout SS Barrel
    Faxon Firearms Match Series AR-15 Pistol-Length Gas .300 Blackout SS Barrel
    $188.99 $195.99 $173.99 $180.99 Save $15.00
  3. PROOF Research AR-15 .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    PROOF Research AR-15 .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    $999.99 $1,149.99 $899.99 $999.99 Save $150.00
  4. TacFire AR-15 .45 ACP Upper Receiver
    TacFire AR-15 .45 ACP Upper Receiver
    (2)
    $399.99 $279.99 $289.99 Save $120.00
  9. 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
  10. 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
  11. CMMG AR-15 .300 Blackout 1:7 CM Barrel
    CMMG AR-15 .300 Blackout 1:7 CM Barrel
    $199.99 $224.99 $164.99 $179.99 Save $45.00
  12. PROOF Research AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    PROOF Research AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    $749.99 $649.99 Save $100.00
  13. 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
  14. DMA Inc. XTS AR-15 Pistol-Length Gas .300 Blackout 1:8 4150 CMV Barrel
    DMA Inc. XTS AR-15 Pistol-Length Gas .300 Blackout 1:8 4150 CMV Barrel
    $120.99 $144.99 $89.99 Save $55.00
  15. Faxon Firearms Duty Series AR-15 .300 Blackout 1:8 4150 CMV Barrel
    Faxon Firearms Duty Series AR-15 .300 Blackout 1:8 4150 CMV Barrel
    $160.99 $173.99 $148.99 $160.99 Save $13.00
  16. 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
  17. 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
  18. TacFire AR-15 .45 ACP Unassembled Pistol Kit w/ Lower Parts Kit
    TacFire AR-15 .45 ACP Unassembled Pistol Kit w/ Lower Parts Kit
    $499.99 $309.99 $329.99 Save $190.00
  19. 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
  20. TacFire AR-15 300 Blackout Unassembled Pistol Kit w/ Lower Parts Kit
    TacFire AR-15 300 Blackout Unassembled Pistol Kit w/ Lower Parts Kit
    (1)
    $359.99 $499.99 $309.99 $329.99 Save $170.00
  21. 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
  25. TacFire AR-15 .300 Blackout Stainless Steel Barrel
    TacFire AR-15 .300 Blackout Stainless Steel Barrel
    $101.99 $109.99 $79.99 $104.99 Save $30.00
  26. 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
    $1,349.99 $1,024.99 Save $325.00
  27. PROOF Research AR-15 6mm ARC 1:7.5 Carbon Fiber-Wrapped Barrel
    PROOF Research AR-15 6mm ARC 1:7.5 Carbon Fiber-Wrapped Barrel
    $1,149.99 $999.99 Save $150.00
  29. 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
  30. Sons of Liberty Gun Works Precision SPR V2 AR-15 .223 Wylde 1:7 Stainless Steel Barrel
    Sons of Liberty Gun Works Precision SPR V2 AR-15 .223 Wylde 1:7 Stainless Steel Barrel
    $399.99
  31. 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
  32. 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 $245.99 $204.99 $232.99 Save $13.00
  33. Ballistic Advantage Performance AR-15 .300 Blackout CMV Barrel w/ Lo Pro Gas Block
    Ballistic Advantage Performance AR-15 .300 Blackout CMV Barrel w/ Lo Pro Gas Block
    $199.99 $209.99
  37. Rosco Purebred AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    Rosco Purebred AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    Out of stock
    $250.99 $270.99 $219.99 $243.99 Save $31.00
Page
Filter