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  1. Platform
    AR-15
  2. Options
    W/O BCG & CH
Brand
  1. Aero Precision 11 items
  2. Ballistic Advantage 2 items
  3. Battle Arms Development 1 item
  4. Black Rain Ordnance 1 item
  5. Bootleg Inc 1 item
  6. Bravo Company USA 1 item
  7. DMA Inc. 2 items
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  9. Fortis Manufacturing 1 item
  10. Lantac USA 2 items
  11. LBE Unlimited 1 item
  12. Luth-AR 5 items
  13. Nordic Components 1 item
  14. Noveske 2 items
  15. Odin Works 2 items
  16. San Tan Tactical 2 items
  17. Sharps Bros. 1 item
  18. Sons of Liberty Gun Works 1 item
  19. TacFire Inc. 4 items
  20. Yankee Hill Machine Co 2 items
Color
  1. Black 40 items
  2. Coyote Brown 1 item
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  7. Ranger Green 1 item
  8. Urban Grey 1 item
Thread Pattern
  1. 1/2x28 7 items
  2. 5/8x24 1 item
Platform
  1. AR-10 7 items
  2. AR-15 45 items
  3. AR-9 4 items
Caliber
  1. 223 Remington 9 items
  2. 223 Wylde 2 items
  3. 300 AAC Blackout 2 items
  4. 5.56mm NATO 14 items
  5. 6.5 Grendel 3 items
  6. 7.62 x 39mm 2 items
  7. 9mm Luger 1 item
Attachment Type
  1. MLOK 6 items
  2. Picatinny 2 items
Handguard Length
  1. 8.9" 1 item
  2. 15" 6 items
Handguard Style
  1. Free Float 6 items
Upper Type
  1. Rifle 9 items
Options
  1. W/ BCG & CH 66 items
  2. W/O BCG & CH 45 items
Barrel Length
  1. 16" 6 items
  2. 20" 2 items
Material
  1. 416R Stainless Steel 1 item
  2. 4150 Chrome Moly Vanadium 3 items
  3. Aluminum 41 items
Inventory
  1. In Stock 14 items
  2. Out of Stock 31 items
Customer Rating
  1. 5
    2 items
  2. 4
    & up     4 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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  16. 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
  17. Lantac UAR AR-15 Stripped Billet Upper Receiver
    Lantac UAR AR-15 Stripped Billet Upper Receiver
    Out of stock
    $254.99 $229.99 Save $25.00
  18. Luth-AR A2 AR-15 Stripped Upper Receiver
    Luth-AR A2 AR-15 Stripped Upper Receiver
    Out of stock
    $109.99 $103.99 Save $6.00
  27. Aero Precision M4E1 AR-15 Upper Receiver
    Aero Precision M4E1 AR-15 Upper Receiver
    Out of stock
    $175.99 $190.99 $159.99 $174.99 Save $16.00
  29. Aero Precision EPC-9 AR-15 16" 9mm CMV Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard
    Aero Precision EPC-9 AR-15 16" 9mm CMV Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard
    Out of stock
    $590.99 $625.99 $529.99 $564.99 Save $61.00
  30. 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
  31. Odin Works AR-15 PCC Billet Upper Receiver
    Odin Works AR-15 PCC Billet Upper Receiver
    Out of stock
    $129.99 $122.99 Save $7.00
  32. Odin Works AR-15 Billet Upper Receiver
    Odin Works AR-15 Billet Upper Receiver
    Out of stock
    $159.99 $179.99 $151.99 $171.99 Save $8.00
  33. Ballistic Advantage AR-15 Assembled Upper Receiver
    Ballistic Advantage AR-15 Assembled Upper Receiver
    Out of stock
    $140.99 $124.99 Save $16.00
  35. Luth-AR A1 AR-15 Assembled Upper Receiver
    Luth-AR A1 AR-15 Assembled Upper Receiver
    Out of stock
    $199.99 $187.99 Save $12.00
  36. Aero Precision AR-15 Assembled Upper Receiver
    Aero Precision AR-15 Assembled Upper Receiver
    Out of stock
    $140.99 $160.99 $124.99 $144.99 Save $16.00
  37. Aero Precision AR-15 Stripped Upper Receiver
    Aero Precision AR-15 Stripped Upper Receiver
    Out of stock
    $115.99 $135.99 $104.99 Save $31.00
  38. Bravo Company AR-15 Assembled Upper Receiver
    Bravo Company AR-15 Assembled Upper Receiver
    Out of stock
    $149.99 $129.99 Save $20.00
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