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  1. Color
    Black
  2. Upper Type
    Rifle
Brand
  1. Aero Precision 12 items
  2. Battle Arms Development 4 items
  3. Daniel Defense 3 items
  4. Faxon Firearms 2 items
  5. FightLite 1 item
  6. FNH Magazines 1 item
  7. Geissele Automatics 4 items
  8. Luth-AR 2 items
  9. Nordic Components 1 item
  10. Noveske 1 item
  11. Odin Works 2 items
  12. Panzer Arms 1 item
  13. RISE Armament 2 items
  14. Spike's Tactical 3 items
  15. TacFire Inc. 6 items
Color
  1. Armor Black 1 item
  2. Black 45 items
  3. Black Nitride 2 items
  4. Brown 1 item
  5. Desert Dirt Color 3 items
  6. Flat Dark Earth 6 items
  7. Kodiak Brown 2 items
  8. Olive Drab Green 3 items
  9. Patriot Brown 2 items
Thread Pattern
  1. 1/2x28 31 items
  2. 1/2x36 2 items
  3. 5/8x24 8 items
Platform
  1. AR-10 9 items
  2. AR-15 36 items
  3. AR-9 1 item
Caliber
  1. 22 ARC 1 item
  2. 22 Long Rifle 1 item
  3. 223 Remington 22 items
  4. 308 Winchester 6 items
  5. 45 Auto (ACP) 1 item
  6. 5.56mm NATO 26 items
  7. 5.7 x 28mm 1 item
  8. 6mm ARC 1 item
  9. 6.5 Creedmoor 2 items
  10. 6.5 Grendel 1 item
  11. 7.62 x 39mm 1 item
  12. 9mm Luger 2 items
Attachment Type
  1. KeyMod 2 items
  2. MLOK 32 items
  3. Picatinny 7 items
Handguard Length
  1. 4" 2 items
  2. 8.9" 1 item
  3. 9" 1 item
  4. 10" 3 items
  5. 12" 1 item
  6. 12.25" 1 item
  7. 13.5" 2 items
  8. 15" 22 items
  9. 15.25" 2 items
  10. 17.5" 1 item
  11. Carbine Length 1 item
  12. Mid Length 1 item
Handguard Style
  1. Free Float 33 items
Upper Type
  1. Pistol 8 items
  2. Rifle 45 items
Options
  1. W/ BCG & CH 33 items
  2. W/O BCG & CH 12 items
Barrel Length
  1. 4" 1 item
  2. 5" 1 item
  3. 7" 2 items
  4. 10" 1 item
  5. 10.5" 2 items
  6. 12" 1 item
  7. 12.5" 2 items
  8. 14.5" 1 item
  9. 16" 35 items
  10. 16.25" 1 item
  11. 18" 5 items
  12. 20" 6 items
  13. 22" 1 item
  14. 24" 1 item
Material
  1. 416R Stainless Steel 3 items
  2. 4150 Chrome Moly Vanadium 2 items
  3. Aluminum 27 items
  4. Steel 2 items
Inventory
  1. In Stock 21 items
  2. Out of Stock 24 items
Customer Rating
  1. 5
    2 items
  2. 4
    & up     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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  2. Aero Precision M5 AR-10 Upper Receiver - BLK
    Aero Precision M5 AR-10 Upper Receiver
    Out of stock
    $180.99 $235.99 $174.99 $209.99 Save $26.00
  4. Faxon ARAK-21 AR-15 7.62x39 Upper Receiver w/ Picatinny Handguard -12.5"
    Faxon ARAK-21 AR-15 7.62x39 Upper Receiver w/ Picatinny Handguard
    Out of stock
    $999.99 $920.99 Save $79.00
  5. RISE Armament AR-15 18" SS 22 ARC Assembled Upper Receiver with Free Float 15" M-LOK Handguard - BLK
    RISE Armament AR-15 18" SS 22 ARC Assembled Upper Receiver with Free Float 15" M-LOK Handguard
    $1,199.99 $999.99 Save $200.00
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