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  1. Handguard Length
    15"
Brand
  1. Aero Precision 8 items
  2. Aim Sports Inc 4 items
  3. Angstadt Arms 1 item
  4. Ballistic Advantage 1 item
  5. Battle Arms Development 7 items
  6. Black Rain Ordnance 1 item
  7. Bootleg Inc 1 item
  8. Bravo Company USA 2 items
  9. CMMG 3 items
  10. Daniel Defense 2 items
  11. DMA Inc. 3 items
  12. Faxon Firearms 1 item
  13. Geissele Automatics 6 items
  14. Gemtech 1 item
  15. Grey Ghost Precision 2 items
  16. Lantac USA 1 item
  17. Leapers, Inc. 2 items
  18. Luth-AR 3 items
  19. Mesa Tactical 1 item
  20. Midwest Industries 7 items
  21. Mission First Tactical 1 item
  22. Noveske 2 items
  23. Phase 5 Weapon Systems 1 item
  24. Primary Weapons Systems 4 items
  25. Reptilia 1 item
  26. RISE Armament 1 item
  27. Samson Manufacturing Corp 1 item
  28. Seekins Precision 3 items
  29. Sharps Bros. 1 item
  30. Sig Sauer Magazines 1 item
  31. TacFire Inc. 9 items
  32. WMD Guns 1 item
  33. Yankee Hill Machine Co 1 item
Color
  1. Armor Black 1 item
  2. Black 74 items
  3. Black / Blue 1 item
  4. Black / Red 1 item
  5. Black Anodized 2 items
  6. Black Nitride 2 items
  7. Blue 2 items
  8. Bronze 2 items
  9. Desert Dirt Color 6 items
  10. Flat Dark Earth 2 items
  11. Green 1 item
  12. Nickel Boron 1 item
  13. Olive Drab Green 3 items
  14. Purple 2 items
  15. Raw 1 item
  16. Red 2 items
  17. Silver 1 item
Thread Pattern
  1. 1/2x28 22 items
  2. 1/2x36 1 item
  3. 5/8x24 7 items
Platform
  1. AR-10 11 items
  2. AR-15 72 items
  3. AR-9 2 items
  4. Benelli 1 item
  5. CMMG 1 item
  6. Ruger 1 item
Caliber
  1. 223 Remington 17 items
  2. 223 Wylde 3 items
  3. 300 AAC Blackout 1 item
  4. 308 Winchester 3 items
  5. 350 Legend 2 items
  6. 45 Auto (ACP) 1 item
  7. 458 Socom 1 item
  8. 5.56mm NATO 20 items
  9. 6.5 Creedmoor 1 item
  10. 6.5 Grendel 1 item
  11. 7.62 x 39mm 2 items
  12. 9mm Luger 1 item
Attachment Type
  1. KeyMod 3 items
  2. MLOK 77 items
  3. Picatinny 3 items
Handguard Length
  1. 2.56" 1 item
  2. 4" 13 items
  3. 4.25" 2 items
  4. 4.5" 1 item
  5. 5" 1 item
  6. 5.5" 6 items
  7. 5.65" 1 item
  8. 6" 8 items
  9. 6.5" 2 items
  10. 6.7" 2 items
  11. 6.75" 2 items
  12. 7" 19 items
  13. 7.25" 2 items
  14. 7.29" 1 item
  15. 7.3" 1 item
  16. 7.5" 4 items
  17. 8" 5 items
  18. 8.375" 1 item
  19. 8.5" 2 items
  20. 9" 12 items
  21. 9.2" 1 item
  22. 9.25" 6 items
  23. 9.29" 1 item
  24. 9.3" 6 items
  25. 9.31" 1 item
  26. 9.5" 8 items
  27. 9.6" 7 items
  28. 9.9" 1 item
  29. 10" 33 items
  30. 10.3" 1 item
  31. 10.38" 1 item
  32. 10.5" 23 items
  33. 11" 4 items
  34. 11.3" 1 item
  35. 11.5" 1 item
  36. 11.66" 1 item
  37. 11.8" 3 items
  38. 12" 12 items
  39. 12.25" 3 items
  40. 12.4" 2 items
  41. 12.5" 8 items
  42. 12.58" 1 item
  43. 12.6" 1 item
  44. 12.625" 7 items
  45. 12.7" 1 item
  46. 12.76" 1 item
  47. 12.9" 2 items
  48. 13" 10 items
  49. 13.375" 2 items
  50. 13.4" 2 items
  51. 13.5" 23 items
  52. 13.65" 1 item
  53. 13.7" 5 items
  54. 13.75" 1 item
  55. 13.8" 2 items
  56. 14" 9 items
  57. 14.1" 1 item
  58. 14.32" 5 items
  59. 14.4" 1 item
  60. 14.5" 1 item
  61. 14.8" 1 item
  62. 15" 84 items
  63. 15.2" 1 item
  64. 15.25" 5 items
  65. 15.3" 4 items
  66. 15.5" 5 items
  67. 15.75" 1 item
  68. 15.9" 1 item
  69. 16" 4 items
  70. 16.5" 1 item
  71. 17" 5 items
  72. 17.5" 3 items
  73. Carbine Length 21 items
  74. Extended Carbine Length 3 items
  75. Mid Length 10 items
  76. Rifle Length 3 items
Handguard Style
  1. Free Float 79 items
Upper Type
  1. Pistol 2 items
  2. Rifle 31 items
Options
  1. BCG Only 1 item
  2. W/ BCG & CH 26 items
  3. W/O BCG & CH 7 items
Barrel Length
  1. 4" 1 item
  2. 5" 1 item
  3. 7" 2 items
  4. 10" 2 items
  5. 10.5" 3 items
  6. 14.5" 1 item
  7. 16" 23 items
  8. 16.1" 8 items
  9. 18" 2 items
  10. 20" 4 items
  11. 24" 1 item
Material
  1. 416R Stainless Steel 3 items
  2. 4150 Chrome Moly Vanadium 4 items
  3. Aluminum 64 items
  4. Carbon Fiber 1 item
  5. Chrome Moly Venadium Steel 2 items
Inventory
  1. In Stock 48 items
  2. Out of Stock 28 items
Customer Rating
  1. 5
    10 items
  2. 4
    & up     12 items
  3. 3
    & up     14 items
  4. 1
    & up     15 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. Mission First Tactical Extreme Duty M-LOK Handguard
    Mission First Tactical Extreme Duty M-LOK Handguard
    $149.99 $189.99 $124.99 $159.99 Save $30.00
  2. Angstadt Arms Ultra Light M-LOK Handguard
    Angstadt Arms Ultra Light M-LOK Handguard
    $129.99 $198.99 $116.99 $152.99 Save $46.00
  3. Midwest Industries Ultralightweight One-Piece Free-Float M-LOK Handguard
    Midwest Industries Ultralightweight One-Piece Free-Float M-LOK Handguard
    $293.99 $331.99 $241.99 $259.99 Save $82.00
  5. Geissele Automatics MK4 M-LOK Super Modular Rail
    Geissele Automatics MK4 M-LOK Super Modular Rail
    $300.99 $400.99
  6. Midwest Industries G4 One Piece Free Float M-LOK Handguard
    Midwest Industries G4 One Piece Free Float M-LOK Handguard
    (2)
    $187.99 $219.99 $146.99 $179.99 Save $54.00
  8. Bravo Company BCMGUNFIGHTER MCMR M-LOK Handguard
    Bravo Company BCMGUNFIGHTER MCMR M-LOK Handguard
    $220.99 $250.99 $199.99 Save $51.00
  9. Reptilia AR-15 M-LOK Handguard
    Reptilia AR-15 M-LOK Handguard
    $299.99 $324.99 $274.99 $292.99 Save $32.00
  10. Phase 5 Weapon Systems Lo-Pro Slope Nose Free-Float M-LOK Handguard
    Phase 5 Weapon Systems Lo-Pro Slope Nose Free-Float M-LOK Handguard
    $115.99 $150.99
  12. Geissele Automatics MK8 M-LOK Super Modular Rail
    Geissele Automatics MK8 M-LOK Super Modular Rail
    $300.99 $439.99 $300.99 $400.99 Save $39.00
  13. Geissele Automatics MK16 M-LOK Super Modular Rail
    Geissele Automatics MK16 M-LOK Super Modular Rail
    (1)
    $325.99 $400.99 $300.99 $400.99 Save $25.00
  14. Yankee Hill Machine Co MR7 M-LOK Handguard
    Yankee Hill Machine Co MR7 M-LOK Handguard
    (1)
    $118.99 $234.99
  15. Midwest Industries Slim Line One Piece Free Float M-LOK Handguard
    Midwest Industries Slim Line One Piece Free Float M-LOK Handguard
    $167.99 $188.99 $134.99 $149.99 Save $44.00
  16. Midwest Industries Combat Rail One Piece Free Float Series M-LOK Handguard
    Midwest Industries Combat Rail One Piece Free Float Series M-LOK Handguard
    $157.99 $219.99 $119.99 $184.99 Save $55.00
  17. Aero Precision AR-15 ATLAS R-ONE M-LOK 15" Handguard
    Aero Precision AR-15 ATLAS R-ONE M-LOK 15" Handguard
    Out of stock
    $225.99 $204.99 Save $21.00
  20. Aero Precision ATLAS R-ONE M5 M-LOK Handguard
    Aero Precision ATLAS R-ONE M5 M-LOK Handguard
    Out of stock
    $220.99 $250.99 $199.99 $224.99 Save $26.00
  21. Noveske NSR Gen 3 M-LOK Handguard
    Noveske NSR Gen 3 M-LOK Handguard
    Out of stock
    $295.99
  26. 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
  27. 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
  31. Aero Precision MOD 4 M-LOK 15" Handguard
    Aero Precision MOD 4 M-LOK 15" Handguard
    Out of stock
    $299.99 $247.99 Save $52.00
  32. Grey Ghost Precision AR-15 M-LOK 15" Handguard
    Grey Ghost Precision AR-15 M-LOK 15" Handguard
    Out of stock
    $219.99 $210.99 Save $9.00
  34. 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
  35. Aim Sports AR-10 DPMS Style Low Profile Free Float Handguard
    Aim Sports AR-10 DPMS Style Low Profile Free Float Handguard
    Out of stock
    $129.99 $89.99 $99.99 Save $40.00
  36. Aim Sports Wraith M-LOK Handguard
    Aim Sports Wraith M-LOK Handguard
    Out of stock
    $99.99 $119.99 $89.99 $109.99 Save $10.00
  37. Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ M-LOK Handguard
    Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ M-LOK Handguard
    Out of stock
    $459.99 $343.99 Save $116.00
  38. Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ Lower Build Kit
    Aim Sports AR-15 .223 / 5.56 Assembled Upper Receiver w/ Lower Build Kit
    Out of stock
    $599.99 $449.99 $462.99 Save $150.00
  39. 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
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