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  1. Color
    Black
  2. Handguard Length
    15"
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  1. Aero Precision 12 items
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  7. Bravo Company USA 2 items
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  15. Midwest Industries 7 items
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  25. Sig Sauer Magazines 1 item
  26. TacFire Inc. 7 items
  27. Yankee Hill Machine Co 1 item
Color
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  2. Black 70 items
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  18. Silver 1 item
Thread Pattern
  1. 1/2x28 16 items
  2. 1/2x36 1 item
  3. 5/8x24 7 items
Platform
  1. AR-10 11 items
  2. AR-15 58 items
  3. AR-9 3 items
  4. Benelli 1 item
  5. Ruger 1 item
Caliber
  1. 223 Remington 13 items
  2. 308 Winchester 5 items
  3. 45 Auto (ACP) 1 item
  4. 458 Socom 1 item
  5. 5.56mm NATO 14 items
  6. 6.5 Creedmoor 1 item
  7. 6.5 Grendel 1 item
  8. 9mm Luger 1 item
Attachment Type
  1. KeyMod 3 items
  2. MLOK 64 items
  3. Picatinny 3 items
Handguard Length
  1. 2.2" 1 item
  2. 2.56" 1 item
  3. 4" 10 items
  4. 4.25" 3 items
  5. 4.5" 1 item
  6. 5" 1 item
  7. 5.5" 3 items
  8. 5.65" 1 item
  9. 6" 5 items
  10. 6.5" 1 item
  11. 6.7" 3 items
  12. 6.75" 2 items
  13. 7" 17 items
  14. 7.25" 2 items
  15. 7.29" 1 item
  16. 7.3" 1 item
  17. 7.5" 5 items
  18. 8" 4 items
  19. 8.375" 1 item
  20. 8.5" 1 item
  21. 8.9" 1 item
  22. 9" 13 items
  23. 9.15" 1 item
  24. 9.2" 1 item
  25. 9.25" 6 items
  26. 9.29" 1 item
  27. 9.3" 6 items
  28. 9.31" 1 item
  29. 9.5" 10 items
  30. 9.6" 5 items
  31. 9.9" 1 item
  32. 10" 28 items
  33. 10.3" 1 item
  34. 10.5" 22 items
  35. 11" 3 items
  36. 11.25" 1 item
  37. 11.3" 1 item
  38. 11.5" 1 item
  39. 11.66" 1 item
  40. 11.8" 4 items
  41. 12" 8 items
  42. 12.25" 2 items
  43. 12.4" 2 items
  44. 12.5" 8 items
  45. 12.58" 1 item
  46. 12.6" 1 item
  47. 12.625" 6 items
  48. 12.7" 2 items
  49. 12.76" 1 item
  50. 12.9" 3 items
  51. 13" 10 items
  52. 13.375" 2 items
  53. 13.4" 1 item
  54. 13.5" 20 items
  55. 13.7" 4 items
  56. 13.75" 1 item
  57. 13.8" 2 items
  58. 14" 9 items
  59. 14.1" 1 item
  60. 14.32" 5 items
  61. 14.4" 1 item
  62. 14.8" 1 item
  63. 15" 70 items
  64. 15.2" 1 item
  65. 15.25" 4 items
  66. 15.3" 4 items
  67. 15.5" 9 items
  68. 15.75" 1 item
  69. 16" 4 items
  70. 17" 4 items
  71. 17.5" 6 items
  72. Carbine Length 20 items
  73. Extended Carbine Length 3 items
  74. Mid Length 10 items
  75. Rifle Length 4 items
Handguard Style
  1. Free Float 66 items
Upper Type
  1. Rifle 22 items
Options
  1. W/ BCG & CH 17 items
  2. W/O BCG & CH 8 items
Barrel Length
  1. 4" 1 item
  2. 5" 1 item
  3. 7" 2 items
  4. 10" 2 items
  5. 10.5" 1 item
  6. 14.5" 1 item
  7. 16" 22 items
  8. 18" 2 items
  9. 20" 4 items
  10. 24" 1 item
Material
  1. 416R Stainless Steel 3 items
  2. 4150 Chrome Moly Vanadium 3 items
  3. Aluminum 58 items
Inventory
  1. In Stock 46 items
  2. Out of Stock 24 items
Customer Rating
  1. 5
    7 items
  2. 4
    & up     9 items
  3. 3
    & up     10 items
  4. 2
    & up     11 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. Midwest Industries Slim Line One Piece Free Float M-LOK 9.25" Handguard
    Midwest Industries Slim Line One Piece Free Float M-LOK Handguard
    $167.99 $188.99 $157.99 $178.99 Save $11.00
  2. Geissele Automatics MK16 MLOK 9.3" Super Modular Rail - BLK
    Geissele Automatics MK16 M-LOK Super Modular Rail
    (1)
    $325.99 $400.99 $300.99 $400.99 Save $25.00
  3. Yankee Hill Machine Co Mini MR7 M-LOK 4.25" Handguard
    Yankee Hill Machine Co MR7 M-LOK Handguard
    (1)
    $118.99 $234.99
  4. Leapers UTG Super Slim M-LOK 13" Handguard
    Leapers UTG Super Slim M-LOK Handguard
    $129.99 $119.99 $124.99 Save $10.00
  5. Mission First Tactical Extreme Duty M-LOK 10" Handguard
    Mission First Tactical Extreme Duty M-LOK Handguard
    $149.99 $189.99 $124.99 $159.99 Save $30.00
  6. Bravo Company BCMGUNFIGHTER MCMR M-LOK 7" Free-Float Handguard for AR15 / M4
    Bravo Company BCMGUNFIGHTER MCMR M-LOK Handguard
    $220.99 $250.99 $206.99 $234.99 Save $25.00
  7. Aero Precision ATLAS S-ONE M5 MLOK Handguard
    Aero Precision ATLAS S-ONE M5 MLOK Handguard
    Out of stock
    $220.99 $250.99 $199.99 $224.99 Save $26.00
  8. Aero Precision M5 AR-10 16" SS .308 Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard - Black
    Aero Precision M5 AR-10 16" SS .308 Upper Receiver w/ ATLAS S-ONE 15" M-LOK Handguard
    Out of stock
    $780.99 $820.99 $699.99 $739.99 Save $81.00
  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
  18. 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
  19. 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
  20. 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. Noveske NSR Gen 3 M-LOK 9.15" Handguard
    Noveske NSR Gen 3 M-LOK Handguard
    Out of stock
    $265.99 $295.99 $251.99 $280.99 Save $15.00
  25. 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
  26. Aero Precision AR-15 ATLAS R-ONE M-LOK 15" Handguard - Black
    Aero Precision AR-15 ATLAS R-ONE M-LOK 15" Handguard
    Out of stock
    $225.99 $240.99 $204.99 $219.99 Save $21.00
  27. Aero Precision ATLAS R-ONE M5 12.7" MLOK Handguard
    Aero Precision ATLAS R-ONE M5 M-LOK Handguard
    Out of stock
    $220.99 $250.99 $199.99 $224.99 Save $26.00
  28. Aero Precision MOD 4 M-LOK 15" Handguard - Black
    Aero Precision MOD 4 M-LOK 15" Handguard
    Out of stock
    $299.99 $320.99 $247.99 $289.99 Save $52.00
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