My Cart ()
Back Close
Filters
Now Shopping by
  1. Color
    Black
  2. Thread Pattern
    1/2x28
  3. Handguard Style
    Free Float
Brand
  1. Aero Precision 4 items
  2. Battle Arms Development 4 items
  3. Daniel Defense 3 items
  4. Geissele Automatics 4 items
  5. Luth-AR 2 items
  6. Nordic Components 1 item
  7. Noveske 1 item
  8. RISE Armament 2 items
  9. Spike's Tactical 2 items
  10. TacFire Inc. 1 item
Color
  1. Armor Black 8 items
  2. Black 24 items
  3. Black Nitride 2 items
  4. Brown 1 item
  5. Charcoal Green 1 item
  6. Coyote 4 items
  7. Desert Dirt Color 3 items
  8. Flat Dark Earth 2 items
  9. Midnight Bronze 4 items
  10. Olive Drab Green 1 item
  11. Patriot Brown 2 items
  12. Tungsten 5 items
Thread Pattern
  1. .578x28 1 item
  2. 1/2x28 24 items
  3. 1/2x36 3 items
  4. 5/8x24 10 items
Platform
  1. AR-15 24 items
  2. AR-9 1 item
Caliber
  1. 22 ARC 1 item
  2. 22 Long Rifle 1 item
  3. 223 Remington 18 items
  4. 5.56mm NATO 19 items
  5. 6mm ARC 1 item
  6. 9mm Luger 1 item
Attachment Type
  1. KeyMod 2 items
  2. MLOK 18 items
  3. Picatinny 4 items
Handguard Length
  1. 4" 1 item
  2. 9" 1 item
  3. 10" 1 item
  4. 12" 1 item
  5. 12.25" 1 item
  6. 13.5" 2 items
  7. 15" 15 items
  8. 15.25" 2 items
Handguard Style
  1. Free Float 24 items
Upper Type
  1. Pistol 1 item
  2. Rifle 23 items
Options
  1. W/ BCG & CH 20 items
  2. W/O BCG & CH 4 items
Barrel Length
  1. 5" 1 item
  2. 7.5" 1 item
  3. 10.5" 1 item
  4. 16" 20 items
  5. 18" 2 items
  6. 24" 1 item
Material
  1. 4150 Chrome Moly Vanadium 2 items
  2. Aluminum 16 items
  3. Steel 1 item
Inventory
  1. In Stock 9 items
  2. Out of Stock 15 items
Customer Rating
  1. 5
    1 item

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!

  1. RISE Armament AR-15 18" SS 6mm ARC Assembled Upper Receiver with Free Float 15" M-LOK Handguard - BLK
    RISE Armament AR-15 18" SS 6mm ARC Assembled Upper Receiver with Free-Float 15" M-LOK Handguard
    $1,199.99 $999.99 Save $200.00
  2. Battle Arms Development WORKHORSE Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard - Black
    Battle Arms Development WORKHORSE Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Out of stock
    $692.99 $659.99 Save $33.00
  3. Geissele Automatics Super Duty MOD1 AR-15 13.9" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard - BLK
    Geissele Automatics Super Duty MOD1 AR-15 13.9" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  6. Battle Arms Development Authority Elite AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard - Black
    Battle Arms Development Authority Elite AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    $865.99 $824.99 Save $41.00
  7. Battle Arms Development WORKHORSE AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard - Black
    Battle Arms Development WORKHORSE AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    $724.99 $692.99 Save $32.00
  9. Battle Arms Development Authority Elite Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard - Black
    Battle Arms Development Authority Elite Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    $865.99 $824.99 Save $41.00
  10. TacFire AR-15 .223 / 5.56 Unassembled Pistol Kit w/ Lower Parts Kit - 10.5"
    TacFire AR-15 .223 / 5.56 Unassembled Pistol Kit w/ Lower Parts Kit
    Out of stock
    $399.99 $279.99 $349.99 Save $120.00
  13. Geissele Automatics Super Duty MOD1 AR-15 14.5" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard - BLK
    Geissele Automatics Super Duty MOD1 AR-15 14.5" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  16. Geissele Automatics Super Duty MOD1 AR-15 16" 5.56 NATO Upper Receiver with 15" SMR MK16 M-LOK Handguard - BLK
    Geissele Automatics Super Duty MOD1 AR-15 16" 5.56 NATO Upper Receiver with 15" SMR MK16 M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  17. Aero Precision EPC-9 AR-15 16" 9mm CMV Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard - Black
    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
  18. Aero Precision M4E1 AR-15 16" CMV 5.56 Upper Receiver w/ 15" ATLAS S-ONE M-LOK Handguard - Black
    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
  24. 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
Filter