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Firearms

Rainier Arms provide a large choice of rifles, shotguns, handguns, Bolt Action, AK rifles, and AR pistols. Find, compare, and shop your favorite. In our offer, you can find firearms from manufacturers like Daniel Defense, Kalashnikov USA, Nighthawk Custom, and many many more. In case you run out of ammo, you can browse and purchase ammo for your firearm.

Firearms

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  1. Daniel Defense M4A1 SOCOM 5.56 NATO Rifle - 14.5"
    Daniel Defense M4A1 SOCOM 5.56 NATO Rifle - 14.5"
    $2,236.00
    Out of stock
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  2. Sons of Liberty Gun Works M4-EXO3 .223 Wylde Match Rifle - 16"
    Sons of Liberty Gun Works M4-EXO3 .223 Wylde Match Rifle - 16"
    $1,567.50
    Out of stock
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  3. Daniel Defense DDM4 V7 SLW 5.56 NATO Rifle - 14.5" Rattlecan Arid Cerakote (Limited Edition)
    Daniel Defense DDM4 V7 SLW 5.56 NATO Rifle - 14.5" Rattlecan Arid Cerakote (Limited Edition)
    $2,199.99
    Out of stock
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  4. Patriot Ordnance Factory (POF) 415 Edge 5.56 NATO Rifle - 16.5" Burnt Bronze
    Patriot Ordnance Factory (POF) 415 Edge 5.56 NATO Rifle - 16.5" Burnt Bronze
    $2,152.00
    Out of stock
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  5. Lewis Machine & Tool (LMT) Defender L 5.56 NATO Rifle - 16"
    Lewis Machine & Tool (LMT) Defender L 5.56 NATO Rifle - 16"
    $2,199.00
    Out of stock
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  6. Noveske Ghetto Blaster SBR: Gen 4 5.56 Nato 7.94" SBR - Black
    Noveske Ghetto Blaster SBR: Gen 4 5.56 Nato 7.94" SBR - Black
    $3,150.00
    Out of stock
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  7. Brugger & Thomet (B&T) APC223 Pro 5.56 NATO Pistol - 10.5"
    Brugger & Thomet (B&T) APC223 Pro 5.56 NATO Pistol - 10.5"
    $3,300.00
    Out of stock
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  8. Noveske Gen 4 5.56MM Recon Rifle - 16"
    Noveske Gen 4 5.56MM Recon Rifle - 16"
    $2,875.00
    Out of stock
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  9. Lewis Machine & Tool (LMT) MARS-L 5.56 MRP Rifle - 16"
    Lewis Machine & Tool (LMT) MARS-L 5.56 MRP Rifle - 16"
    $2,474.10
    Out of stock
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  10. Noveske Gen 4 Shorty 5.56 NATO SBR - 10.5" Sniper Grey
    Noveske Gen 4 Shorty 5.56 NATO SBR - 10.5" Sniper Grey
    $3,299.95
    Out of stock
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  11. Sig Sauer MCX Spear-LT 5.56 NATO SBR - 11"
    Sig Sauer MCX Spear-LT 5.56 NATO SBR - 11"
    $2,499.99
    Out of stock
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  12. Daniel Defense DD4 M4A1RIII 5.56 Rifle - 14.5" (Pinned)
    Daniel Defense DD4 M4A1RIII 5.56 Rifle - 14.5" (Pinned)
    $2,394.00
    Out of stock
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  13. Centurion Arms MK12 5.56 NATO AR-15 Rifle - 18"
    Centurion Arms MK12 5.56 NATO AR-15 Rifle - 18"
    $1,900.00
    Out of stock
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  14. Lewis Machine & Tool (LMT) MARS-L CQB 5.56 NATO Rifle - 16" ODG
    Lewis Machine & Tool (LMT) MARS-L CQB 5.56 NATO Rifle - 16" ODG
    $2,699.00
    Out of stock
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  15. Sig Sauer MCX Rattler-LT 5.56 NATO Pistol - 7.75"
    Sig Sauer MCX Rattler-LT 5.56 NATO Pistol - 7.75"
    $2,699.99
    Out of stock
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  16. Sig Sauer MCX Rattler-LT 5.56 NATO SBR - 7.75"
    Sig Sauer MCX Rattler-LT 5.56 NATO SBR - 7.75"
    $2,699.99
    Out of stock
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Barrel Length
  1. 6.5" 1 item
  2. 7.75" 2 items
  3. 7.94" 2 items
  4. 10.3" 3 items
  5. 10.5" 4 items
  6. 11.5" 5 items
  7. 12.5" 1 item
  8. 13" 1 item
  9. 13.7" 1 item
  10. 14.5" 4 items
  11. 16" 20 items
  12. 16.5" 2 items
  13. 18" 3 items
  14. 18.43" 1 item
  15. 18.5" 1 item
  16. 20" 1 item
Barrel Profile
  1. Non-fluted 1 item
Caliber
  1. .22 ARC 1 item
  2. .223 Wylde 4 items
  3. 300 Blackout 1 item
  4. 5.45x39 1 item
  5. 5.56X45 4 items
  6. 5.56 NATO 40 items
  7. 6.5 Creedmoor 1 item
Category
  1. Rifles 33 items
  2. NFA 13 items
  3. Pistols 7 items
  4. Other Firearms 3 items
Color
Finish
  1. Anodize 1 item
Gas Block Diameter
  1. .750" 12 items
Gas Length
  1. Pistol 3 items
  2. Carbine 8 items
  3. Mid 8 items
  4. Intermediate 1 item
  5. Rifle 2 items
Inside Diameter
  1. 1.4" 1 item
Is Firearms?
  1. Yes 53 items
Magazine Capacity
  1. 10rd 1 item
  2. 30rd 3 items
  3. 32rd 1 item
Manufacturer
  1. Brügger & Thomet (B&T) 1 item
  2. Battle Arms Development 2 items
  3. Centurion Arms 1 item
  4. Christensen Arms 1 item
  5. Daniel Defense 9 items
  6. FNH USA 3 items
  7. Geissele 1 item
  8. IWI 1 item
  9. Lewis Machine & Tool (LMT) 8 items
  10. Noveske 4 items
  11. Patriot Ordnance Factory (POF) 2 items
  12. Q, LLC 2 items
  13. Radical Defense 4 items
  14. Rainier Arms, LLC 1 item
  15. Rise Armament 1 item
  16. RogueOps 1 item
  17. Sig Sauer 7 items
  18. Sons of Liberty Gun Works 2 items
  19. Springfield Armory 1 item
  20. Wolfpack Armory 1 item
Model
  1. Sig MCX 4 items
Mount
  1. M-LOK 23 items
  2. Picatinny 5 items
Option
  1. AR-15 2 items
Platform
  1. AR-9 1 item
  2. AR-15 14 items
  3. Sig Sauer 4 items
Price
  1. $0.00 - $999.99 1 item
  2. $1,000.00 - $1,999.99 17 items
  3. $2,000.00 - $2,999.99 27 items
  4. $3,000.00 - $3,999.99 6 items
  5. $9,000.00 and above 2 items
Product Type
  1. AR Pistol 5 items
  2. AR-15 Rifle 26 items
  3. Bolt-Action Rifle 2 items
  4. Firearm 6 items
  5. Pistol Caliber Carbine 1 item
  6. Short-Barrel Rifle 13 items
Rail Length
  1. 7" 3 items
  2. 9" 1 item
  3. 9.5" 1 item
  4. 9.75" 1 item
  5. 11.7" 1 item
  6. 12" 2 items
  7. 12.5" 2 items
  8. 13" 1 item
  9. 13.5" 1 item
  10. 14.5" 3 items
  11. 15" 7 items
  12. 15.25" 1 item
Thread Pitch
  1. 1/2x28 25 items
  2. 5/8x24 2 items
Threaded
  1. Yes 22 items
  2. No 1 item
Stock Status
  1. In stock 28 items
  2. Out of stock 25 items
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