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  1. Caliber
    5.56mm NATO
Brand
  1. Aero Precision 11 items
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  48. Surefire 11 items
  49. TacFire Inc. 28 items
  50. Timber Creek Outdoors 2 items
  51. Troy Industries 2 items
  52. Ultradyne USA 5 items
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  54. Yankee Hill Machine Co 10 items
Color
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  14. Olive Drab Green 6 items
  15. Silver 14 items
  16. Sniper Gray 1 item
  17. Stainless Steel 15 items
  18. Tungsten 1 item
Thread Pattern
  1. 1/2x28 79 items
  2. 1/2x36 1 item
  3. 5/8x24 2 items
Platform
  1. AR-15 91 items
  2. Primary Weapons Systems 1 item
Caliber
  1. 10mm Auto 17 items
  2. 12 Gauge 83 items
  3. 20 Gauge 7 items
  4. 22 ARC 10 items
  5. 22 Long Rifle 50 items
  6. 22 WMR 1 item
  7. 223 Remington 151 items
  8. 223 Wylde 42 items
  9. 243 Winchester 5 items
  10. 25-06 Remington 1 item
  11. 260 Remington 1 item
  12. 270 Weatherby 1 item
  13. 270 Winchester 1 item
  14. 270 WSM 1 item
  15. 280 Remington 1 item
  16. 300 AAC Blackout 40 items
  17. 300 PRC 4 items
  18. 300 RUM 1 item
  19. 300 Weatherby Magnum 1 item
  20. 300 Winchester Magnum 2 items
  21. 30-06 Springfield 2 items
  22. 30-30 Winchester 1 item
  23. 308 Winchester 138 items
  24. 338 ARC 2 items
  25. 338 Federal 1 item
  26. 338 Lapua 8 items
  27. 338 Lapua Magnum 1 item
  28. 338 Winchester Magnum 1 item
  29. 35 Whelen 1 item
  30. 350 Legend 8 items
  31. 357 SIG 12 items
  32. 375 H&H Magnum 1 item
  33. 380 Auto (ACP) 12 items
  34. 40 S&W 39 items
  35. 410 Gauge 3 items
  36. 45 Auto (ACP) 54 items
  37. 450 Bushmaster 3 items
  38. 45-70 Government 1 item
  39. 458 Socom 8 items
  40. 5.45 x 39mm 2 items
  41. 5.56mm NATO 266 items
  42. 5.7 x 28mm 9 items
  43. 6mm ARC 15 items
  44. 6mm Creedmoor 2 items
  45. 6mm Dasher 1 item
  46. 6mm GT 1 item
  47. 6mm Remington 3 items
  48. 6.5 Creedmoor 57 items
  49. 6.5 Grendel 15 items
  50. 6.5 PRC 5 items
  51. 7mm-08 Remington 1 item
  52. 7mm PRC 8 items
  53. 7mm Remington Magnum 1 item
  54. 7.62 x 39mm 38 items
  55. 7.62 × 51mm NATO 121 items
  56. 8.6 Blackout 8 items
  57. 9mm Luger 320 items
  58. 9x18 Makarov 3 items
Capacity
  1. 10-Round 2 items
Attachment Type
  1. KeyMod 1 item
  2. MLOK 23 items
  3. Picatinny 8 items
Handguard Length
  1. 4" 4 items
  2. 8.9" 1 item
  3. 9" 1 item
  4. 9.6" 1 item
  5. 10" 4 items
  6. 12" 1 item
  7. 12.25" 2 items
  8. 13.5" 2 items
  9. 15" 18 items
  10. Carbine Length 1 item
  11. Mid Length 1 item
Handguard Style
  1. Free Float 25 items
Upper Type
  1. Pistol 6 items
  2. Rifle 31 items
Options
  1. W/ BCG & CH 28 items
  2. W/O BCG & CH 14 items
Barrel Length
  1. 5" 5 items
  2. 7" 2 items
  3. 7.5" 6 items
  4. 8" 1 item
  5. 10" 2 items
  6. 10.3" 2 items
  7. 10.5" 10 items
  8. 11.3" 2 items
  9. 11.5" 5 items
  10. 12.3" 1 item
  11. 12.5" 4 items
  12. 13.7" 2 items
  13. 13.9" 4 items
  14. 14.5" 14 items
  15. 14.7" 3 items
  16. 16" 65 items
  17. 16.1" 3 items
  18. 16.25" 1 item
  19. 16.325" 1 item
  20. 16.5" 1 item
  21. 17.7" 2 items
  22. 18" 14 items
  23. 20" 10 items
Material
  1. 416R Stainless Steel 19 items
  2. 4140 Steel 3 items
  3. 4150 Chrome Moly Vanadium 13 items
  4. Aluminum 41 items
  5. Carbon Fiber / Steel 1 item
  6. Carbon Steel 1 item
  7. Chrome Moly Venadium Steel 14 items
  8. Chromoly Steel 2 items
  9. Parkerized Steel 1 item
  10. Polymer 2 items
  11. Stainless Steel 38 items
  12. Steel 116 items
  13. Titanium 1 item
Thread Pitch
  1. 1 3/8x24 1 item
  2. 1/2x28 161 items
  3. 1/2x28 Sig Taper 1 item
  4. 1/2x28 XL 1 item
  5. 1/2x36 7 items
  6. 3/4x24 2 items
  7. 5/8x24 78 items
  8. 5/8x24 Sig Taper 1 item
  9. 5/8x32 3 items
  10. 9/16x24 LH 2 items
  11. 9/16x24 RH 2 items
  12. 11/16x24 3 items
  13. M13.5x1 LH 2 items
  14. M13x1 LH 1 item
  15. M13x1 RH 1 item
  16. M14x1 LH 11 items
  17. M14x1 RH 1 item
  18. M15x1 4 items
  19. M18x1 1 item
  20. M18x1.5 AI 1 item
  21. M24x1.5mm RH 1 item
  22. M26x1.5mm LH 2 items
Inventory
  1. In Stock 200 items
  2. Out of Stock 66 items
Customer Rating
  1. 5
    41 items
  2. 4
    & up     46 items
  3. 3
    & up     47 items
  4. 2
    & up     49 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. Ultradyne USA Apollo S Compensator
    Ultradyne USA Apollo S Compensator
    $129.99 $139.99
  3. Yankee Hill Machine Co Phantom Aggressive Compensator / Flash Hider
    Yankee Hill Machine Co Phantom Aggressive Compensator / Flash Hider
    $42.99 $64.99 $35.99 $54.99 Save $10.00
  4. Lantac ADC Direct Thread Suppressor Hub Adapter
    Lantac ADC Direct Thread Suppressor Hub Adapter
    $79.99 $95.99 $71.99 $85.99 Save $10.00
  7. Midwest Industries AR Flash Hider / Impact Device
    Midwest Industries AR Flash Hider / Impact Device
    $38.99 $35.99 Save $3.00
  10. HuxWrx Safety Company Blastphemy Blast Deflector w/ QD 556 1/2x28 Flash Hider Combo
    HuxWrx Safety Company Blastphemy Blast Deflector w/ QD 556 1/2x28 Flash Hider Combo
    (1)
    $275.99
  11. Faxon Firearms Duty Series AR-15 5.56 NATO 1:8 4150 CMV Barrel
    Faxon Firearms Duty Series AR-15 5.56 NATO 1:8 4150 CMV Barrel
    $163.99 $191.99 $150.99 $176.99 Save $15.00
  13. ATI Outdoors Shark Muzzle Brake w/ Crush Washer
    ATI Outdoors Shark Muzzle Brake w/ Crush Washer
    $35.99 $36.99
  14. Fortis Manufacturing Rapid Engagement Device Muzzle Brake
    Fortis Manufacturing Rapid Engagement Device Muzzle Brake
    $78.99 $94.99 $52.99 $61.99 Save $33.00
  16. DMA Inc. XTS AR-15 5.56 NATO 4150 CMV Barrel
    DMA Inc. XTS AR-15 5.56 NATO 4150 CMV Barrel
    $119.99 $144.99 $79.99 $115.99 Save $45.00
  18. Primary Weapons Systems HID Suppressor Mount
    Primary Weapons Systems HID Suppressor Mount
    $99.99 $84.99 Save $15.00
  19. Primary Weapons Systems UXR Elite .223 Wylde Conversion Kit
    Primary Weapons Systems UXR Elite .223 Wylde Conversion Kit
    $575.99 $439.99 Save $136.00
  24. PROOF Research AR-15 .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    PROOF Research AR-15 .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    $999.99 $1,149.99 $899.99 $999.99 Save $150.00
  28. CMMG DISSENT Mk4 AR-15 10.5" CM 5.56MM Upper Receiver w/ 9.6" M-LOK Handguard
    CMMG DISSENT Mk4 AR-15 10.5" CM 5.56MM Upper Receiver w/ 9.6" M-LOK Handguard
    (1)
    $1,349.99 $1,399.99 $1,024.99 $1,035.99 Save $364.00
  30. Battle Arms Development WORKHORSE Mod C AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    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
  31. DMA Inc. XTS Flash Cone .223 / 5.56 Medium Muzzle Brake - 1/2x28
    DMA Inc. XTS Flash Cone .223 / 5.56 Medium Muzzle Brake - 1/2x28
    $29.99 $21.99 Save $8.00
  32. DMA Inc. Competition .223 / 5.56 Muzzle Brake - 1/2x28
    DMA Inc. Competition .223 / 5.56 Muzzle Brake - 1/2x28
    $39.99 $40.99 $29.99 Save $11.00
  33. Ballistic Advantage Performance Series AR-15 5.56 1:7 CMV Barrel w/ .750 Lo Pro Gas Block
    Ballistic Advantage Performance Series AR-15 5.56 1:7 CMV Barrel w/ .750 Lo Pro Gas Block
    Out of stock
    $205.99 $235.99 $194.99 $223.99 Save $12.00
  35. Odin Works Atlas Compensator
    Odin Works Atlas Compensator
    Out of stock
    $109.99 $103.99 Save $6.00
  38. 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
    $865.99 $824.99 Save $41.00
  39. FightLite MCR Dual-Feed AR-15 16.25" Assembled Upper Receiver
    FightLite MCR Dual-Feed AR-15 16.25" Assembled Upper Receiver
    Out of stock
    $6,399.99 $5,899.99 Save $500.00
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