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  1. Caliber
    5.56mm NATO
Brand
  1. Aero Precision 5 items
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  6. Ballistic Advantage 12 items
  7. Battle Arms Development 7 items
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  12. Dead Air Silencers 8 items
  13. Diamondback 1 item
  14. DMA Inc. 20 items
  15. DPMS 3 items
  16. Energetic Armament 1 item
  17. FAB Defense 2 items
  18. Faxon Firearms 8 items
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  27. HuxWrx 3 items
  28. KAK Industry 10 items
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  33. Midwest Industries 5 items
  34. Mission First Tactical 2 items
  35. Noveske 3 items
  36. Odin Works 4 items
  37. Patriot Ordnance Factory 1 item
  38. Phase 5 Weapon Systems 2 items
  39. Primary Weapons Systems 11 items
  40. PROOF Research 2 items
  41. RISE Armament 1 item
  42. Rock River Arms 3 items
  43. Rosco Manufacturing 5 items
  44. San Tan Tactical 1 item
  45. Seekins Precision 2 items
  46. Sharps Bros. 1 item
  47. SilencerCo 7 items
  48. Spike's Tactical 7 items
  49. Strike Industries 6 items
  50. Surefire 10 items
  51. TacFire Inc. 25 items
  52. Timber Creek Outdoors 2 items
  53. Troy Industries 1 item
  54. Ultradyne USA 2 items
  55. Yankee Hill Machine Co 10 items
Color
  1. Armor Black 1 item
  2. Bead Blasted 4 items
  3. Black 225 items
  4. Black Nitride 3 items
  5. Brown 1 item
  6. Carbon Fiber 1 item
  7. Dark Earth 1 item
  8. Desert Dirt Color 3 items
  9. Flat Dark Earth 8 items
  10. Gold 1 item
  11. Hard Coat Anodized 2 items
  12. Olive Drab Green 5 items
  13. Silver 9 items
  14. Sniper Gray 1 item
  15. Stainless Steel 16 items
  16. Tungsten 1 item
Thread Pattern
  1. 1/2x28 75 items
  2. 1/2x36 1 item
  3. 5/8x24 4 items
Platform
  1. AR-15 89 items
  2. Daniel Defense 1 item
  3. Primary Weapons Systems 1 item
Caliber
  1. 10mm Auto 9 items
  2. 12 Gauge 83 items
  3. 20 Gauge 6 items
  4. 204 Ruger 1 item
  5. 22 ARC 5 items
  6. 22 Long Rifle 48 items
  7. 22 WMR 1 item
  8. 22-250 Remington 2 items
  9. 223 Remington 153 items
  10. 223 Wylde 49 items
  11. 243 Winchester 2 items
  12. 25-06 Remington 1 item
  13. 260 Remington 1 item
  14. 270 Weatherby 1 item
  15. 270 Winchester 1 item
  16. 280 Ackley 1 item
  17. 280 Remington 1 item
  18. 300 AAC Blackout 40 items
  19. 300 PRC 4 items
  20. 300 RUM 1 item
  21. 300 Weatherby Magnum 1 item
  22. 300 Winchester Magnum 2 items
  23. 30-06 Springfield 2 items
  24. 30-30 Winchester 1 item
  25. 308 Winchester 119 items
  26. 338 ARC 4 items
  27. 338 Federal 1 item
  28. 338 Lapua 6 items
  29. 338 Lapua Magnum 1 item
  30. 35 Whelen 1 item
  31. 350 Legend 8 items
  32. 357 SIG 15 items
  33. 375 H&H Magnum 1 item
  34. 380 Auto (ACP) 17 items
  35. 40 S&W 38 items
  36. 410 Gauge 3 items
  37. 45 Auto (ACP) 47 items
  38. 45-70 Government 1 item
  39. 458 Socom 6 items
  40. 50 Action Express 1 item
  41. 5.45 x 39mm 1 item
  42. 5.56mm NATO 251 items
  43. 5.7 x 28mm 9 items
  44. 6mm ARC 11 items
  45. 6mm Creedmoor 2 items
  46. 6mm Dasher 1 item
  47. 6mm GT 1 item
  48. 6mm Remington 5 items
  49. 6.5 Creedmoor 41 items
  50. 6.5 Grendel 9 items
  51. 6.5 PRC 5 items
  52. 7mm-08 Remington 2 items
  53. 7mm PRC 8 items
  54. 7mm Remington Magnum 2 items
  55. 7.62 x 39mm 39 items
  56. 7.62 × 51mm NATO 113 items
  57. 8.6 Blackout 7 items
  58. 9mm Luger 325 items
Capacity
  1. 10-Round 2 items
Attachment Type
  1. KeyMod 1 item
  2. MLOK 30 items
  3. Picatinny 9 items
Handguard Length
  1. 4" 4 items
  2. 6.5" 1 item
  3. 7.5" 1 item
  4. 9" 1 item
  5. 9.6" 1 item
  6. 10" 4 items
  7. 12" 1 item
  8. 12.25" 2 items
  9. 12.5" 1 item
  10. 13" 1 item
  11. 13.5" 3 items
  12. 15" 21 items
  13. Carbine Length 1 item
  14. Mid Length 1 item
Handguard Style
  1. Free Float 32 items
Upper Type
  1. Pistol 8 items
  2. Rifle 35 items
Options
  1. BCG Only 1 item
  2. W/ BCG & CH 37 items
  3. W/O BCG & CH 10 items
Barrel Length
  1. 5" 5 items
  2. 5.5" 1 item
  3. 7" 3 items
  4. 7.5" 7 items
  5. 8" 1 item
  6. 10" 2 items
  7. 10.3" 2 items
  8. 10.5" 11 items
  9. 11.5" 7 items
  10. 12.3" 1 item
  11. 12.5" 6 items
  12. 13.7" 2 items
  13. 13.9" 4 items
  14. 13.95" 1 item
  15. 14.5" 13 items
  16. 14.7" 2 items
  17. 16" 63 items
  18. 16.1" 4 items
  19. 16.25" 1 item
  20. 16.5" 1 item
  21. 17.7" 2 items
  22. 18" 17 items
  23. 20" 11 items
Material
  1. 416R Stainless Steel 16 items
  2. 4150 Chrome Moly Vanadium 14 items
  3. Aluminum 42 items
  4. Carbon Fiber / Steel 1 item
  5. Carbon Steel 1 item
  6. Chrome Moly Venadium Steel 12 items
  7. Chromoly Steel 1 item
  8. Polymer 2 items
  9. Stainless Steel 36 items
  10. Steel 111 items
  11. Titanium 1 item
Thread Pitch
  1. 1 3/8x24 1 item
  2. 1/2x28 149 items
  3. 1/2x28 Sig Taper 1 item
  4. 1/2x28 XL 1 item
  5. 1/2x36 5 items
  6. 3/4x24 1 item
  7. 5/8x24 68 items
  8. 5/8x24 Sig Taper 1 item
  9. 9/16x24 LH 2 items
  10. 9/16x24 RH 1 item
  11. M13.5x1 LH 1 item
  12. M13x1 LH 1 item
  13. M13x1 RH 1 item
  14. M14x1 LH 10 items
  15. M15x1 2 items
  16. M18x1 1 item
  17. M18x1.5 AI 1 item
  18. M24x1.5mm RH 1 item
  19. M26x1.5mm LH 1 item
Inventory
  1. In Stock 184 items
  2. Out of Stock 56 items
Customer Rating
  1. 5
    47 items
  2. 4
    & up     52 items
  3. 3
    & up     53 items
  4. 2
    & up     56 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. ATI Outdoors Shark Muzzle Brake w/ Crush Washer
    ATI Outdoors Shark Muzzle Brake w/ Crush Washer
    $35.99 $36.99
  4. Spike's Tactical Dynacomp Muzzle Brake
    Spike's Tactical Dynacomp Muzzle Brake
    $89.99 $99.99 $80.99 $89.99 Save $10.00
  6. 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
    $169.99 $191.99 $156.99 $176.99 Save $15.00
  7. Spike's Tactical R2 Muzzle Brake
    Spike's Tactical R2 Muzzle Brake
    $58.99 $68.99 $52.99 $61.99 Save $7.00
  8. FN Button-Rifled AR-15 5.56 NATO 1:7 CMV Barrel
    FN Button-Rifled AR-15 5.56 NATO 1:7 CMV Barrel
    $299.99 $238.99 $279.99 Save $61.00
  9. Ballistic Advantage Premium AR-15 Mid-Length Gas .223 Wylde 1:8 SS Barrel w/ .750 Lo Pro Gas Block
    Ballistic Advantage Premium AR-15 Mid-Length Gas .223 Wylde 1:8 SS Barrel w/ .750 Lo Pro Gas Block
    $245.99 $260.99 $232.99 $247.99 Save $13.00
  11. Phase 5 Weapon Systems FATman Hex Brake
    Phase 5 Weapon Systems FATman Hex Brake
    $120.99
  15. 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
    $205.99 $235.99 $194.99 $223.99 Save $12.00
  16. Rosco Bloodline AR-15 5.56 NATO CMV Barrel
    Rosco Bloodline AR-15 5.56 NATO CMV Barrel
    $149.99 $186.99 $134.99 $169.99 Save $18.00
  17. Patriot Ordnance Factory Triple Port Muzzle Brake
    Patriot Ordnance Factory Triple Port Muzzle Brake
    (1)
    $60.99 $62.99 $56.99 $57.99 Save $5.00
  18. Ballistic Advantage Classic Series AR-15 Carbine-Length Gas 5.56 1:7 CMV CL Barrel
    Ballistic Advantage Classic Series AR-15 Carbine-Length Gas 5.56 1:7 CMV CL Barrel
    $157.99 $185.99 $124.99 $175.99 Save $56.00
  19. Faxon Firearms Duty Series AR-15 Carbine-Length 5.56 NATO 1:7 Chrome Lined 4150 CMV Barrel
    Faxon Firearms Duty Series AR-15 Carbine-Length 5.56 NATO 1:7 Chrome Lined 4150 CMV Barrel
    $238.99 $242.99 $219.99 $223.99 Save $19.00
  22. GrovTec G-Brake Muzzle Brake
    GrovTec G-Brake Muzzle Brake
    $50.99 $58.99
  24. 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
  25. Ultradyne USA Pegasus Compensator
    Ultradyne USA Pegasus Compensator
    $139.99 $149.99
  26. Surefire Warden Direct Thread Muzzle Device
    Surefire Warden Direct Thread Muzzle Device
    Coupon Available
    $190.99 $171.99 Save $19.00
  28. SilencerCo Bravo .223 / 5.56 Front Cap
    SilencerCo Bravo .223 / 5.56 Front Cap
    $94.99 $79.99 Save $15.00
  29. Diamondback AR-15 5.56 NATO CMV Barrel
    Diamondback AR-15 5.56 NATO CMV Barrel
    $85.99 $103.99 $85.99 $103.99 Save $11.00
  30. Faxon Firearms Match Series AR-15 .223 Wylde 1:8 SS Barrel
    Faxon Firearms Match Series AR-15 .223 Wylde 1:8 SS Barrel
    $241.99 $302.99 $222.99 $278.99 Save $24.00
  36. 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
    Out of stock
    (2)
    $275.99
  37. SilencerCo ASR .223/5.56 Muzzle Brake - 1/2x28
    SilencerCo ASR .223/5.56 Muzzle Brake - 1/2x28
    Out of stock
    (2)
    $94.99 $79.99 Save $15.00
  38. Spike's Tactical A2 5.56 Flash Hider - 1/2x28
    Spike's Tactical A2 5.56 Flash Hider - 1/2x28
    Out of stock
    (1)
    $9.99 $8.99 Save $1.00
  39. Lantac USA Dragon Muzzle Brake / Dead Air Wolfman KeyMicro Suppressor Mount
    Lantac USA Dragon Muzzle Brake / Dead Air Wolfman KeyMicro Suppressor Mount
    Out of stock
    (1)
    $142.99 $163.99 $72.99 $147.99 Save $70.00
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