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  1. Handguard Style
    Free Float
  2. Inventory
    Out of Stock
Brand
  1. Aero Precision 8 items
  2. Aim Sports Inc 2 items
  3. Ballistic Advantage 1 item
  4. Battle Arms Development 1 item
  5. Bravo Company USA 1 item
  6. CMMG 8 items
  7. Daniel Defense 2 items
  8. Fortis Manufacturing 1 item
  9. Geissele Automatics 5 items
  10. Hogue 1 item
  11. Kaw Valley Precision 2 items
  12. Kinetic Development Group 1 item
  13. Luth-AR 1 item
  14. Midwest Industries 3 items
  15. Noveske 2 items
  16. Odin Works 6 items
  17. PTR Industries 1 item
  18. Samson Manufacturing Corp 1 item
  19. Seekins Precision 3 items
  20. Sons of Liberty Gun Works 1 item
Color
  1. Armor Black 7 items
  2. Black 40 items
  3. Black Nitride 2 items
  4. Brown 1 item
  5. Carbon Fiber 1 item
  6. Coyote 5 items
  7. Desert Dirt Color 4 items
  8. Flat Dark Earth 1 item
  9. Kodiak Brown 1 item
  10. Midnight Bronze 6 items
  11. Olive Drab Green 2 items
  12. Tungsten 5 items
Thread Pattern
  1. .578x28 1 item
  2. 1/2x28 16 items
  3. 1/2x36 1 item
  4. 5/8x24 7 items
Platform
  1. AR-10 6 items
  2. AR-15 38 items
  3. AR-9 1 item
  4. Heckler & Koch 2 items
  5. PCC 1 item
  6. Ruger 1 item
Caliber
  1. 10mm Auto 1 item
  2. 22 Long Rifle 1 item
  3. 223 Remington 10 items
  4. 300 AAC Blackout 2 items
  5. 308 Winchester 2 items
  6. 5.56mm NATO 12 items
  7. 5.7 x 28mm 3 items
  8. 6.5 Creedmoor 2 items
  9. 6.5 Grendel 1 item
Attachment Type
  1. KeyMod 2 items
  2. MLOK 45 items
  3. Picatinny 3 items
Handguard Length
  1. 2.56" 1 item
  2. 3.25" 1 item
  3. 4" 1 item
  4. 4.25" 1 item
  5. 4.625" 1 item
  6. 5.5" 3 items
  7. 5.65" 1 item
  8. 6.25" 1 item
  9. 7" 3 items
  10. 7.25" 1 item
  11. 7.3" 1 item
  12. 7.5" 2 items
  13. 8.625" 1 item
  14. 9" 1 item
  15. 9.31" 1 item
  16. 9.5" 4 items
  17. 9.6" 1 item
  18. 10" 4 items
  19. 10.25" 1 item
  20. 10.3" 1 item
  21. 10.5" 3 items
  22. 11" 2 items
  23. 11.66" 1 item
  24. 12.25" 1 item
  25. 12.5" 2 items
  26. 12.7" 1 item
  27. 13" 1 item
  28. 13.5" 3 items
  29. 13.75" 1 item
  30. 15" 20 items
  31. 15.5" 5 items
  32. 16.25" 1 item
  33. 16.5" 1 item
  34. 17.5" 3 items
  35. 18" 1 item
  36. Rifle Length 1 item
Handguard Style
  1. Free Float 51 items
Upper Type
  1. Pistol 10 items
  2. Rifle 16 items
Options
  1. W/ BCG & CH 19 items
  2. W/O BCG & CH 5 items
Barrel Length
  1. 5" 1 item
  2. 6.5" 2 items
  3. 8" 2 items
  4. 9" 1 item
  5. 10.5" 3 items
  6. 12.5" 1 item
  7. 16" 13 items
  8. 20" 2 items
  9. 22" 1 item
Material
  1. 416R Stainless Steel 3 items
  2. 4150 Chrome Moly Vanadium 2 items
  3. Aluminum 37 items
  4. Carbon Fiber / Aluminum 1 item
  5. Chrome Moly Venadium Steel 2 items
Inventory
  1. In Stock 122 items
  2. Out of Stock 51 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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  1. Geissele Automatics Super Duty MOD1 AR-15 14.5" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    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
  2. Geissele Automatics Super Duty MOD1 AR-15 16" 5.56 NATO Upper Receiver with 15" SMR MK16 M-LOK Handguard
    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
  3. Battle Arms Development Authority Elite AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Battle Arms Development Authority Elite AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Out of stock
    $865.99 $824.99 Save $41.00
  8. Aero Precision MOD 4 M-LOK 15" Handguard
    Aero Precision MOD 4 M-LOK 15" Handguard
    Out of stock
    $299.99 $320.99 $247.99 $289.99 Save $52.00
  9. Ballistic Advantage Logic Series M-LOK 15" Handguard
    Ballistic Advantage Logic Series M-LOK 15" Handguard
    Out of stock
    $200.99 $190.99 Save $10.00
  10. Aero Precision M4E1 AR-15 16" 5.56 NATO Assembled Upper Receiver w/ ATLAS R-ONE 15" M-LOK Handguard
    Aero Precision M4E1 AR-15 16" 5.56 NATO Assembled Upper Receiver w/ ATLAS R-ONE 15" M-LOK Handguard
    Out of stock
    $579.99 $589.99 $374.99 Save $215.00
  11. Geissele Automatics MK18 M-LOK Super Modular Rail
    Geissele Automatics MK18 M-LOK Super Modular Rail
    Out of stock
    $450.99 $468.99 $425.99 $450.99 Save $43.00
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