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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. 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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  2. 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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  3. Noveske Gen 4 Ghetto Blaster 300BLK 7.94" SBR - Black
    Noveske Gen 4 Ghetto Blaster 300BLK 7.94" SBR - Black
    $3,150.00
    Out of stock
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  4. 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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  5. 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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  6. 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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  7. Lewis Machine & Tool (LMT) MARS-L MLC 5.56 NATO SBR - 11.5"
    Lewis Machine & Tool (LMT) MARS-L MLC 5.56 NATO SBR - 11.5"
    $2,399.00
    Out of stock
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  8. Radical Defense AR-15 MK1 MOD1 5.56 NATO PDW w/ XPD Suppressor - 6.5"
    Radical Defense AR-15 MK1 MOD1 5.56 NATO PDW w/ XPD Suppressor - 6.5"
    $1,999.00
    Out of stock
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  9. Radical Defense MK1 MOD1 CQC 556 NATO SBR - 12.5"
    Radical Defense MK1 MOD1 CQC 556 NATO SBR - 12.5"
    $1,299.00
    Out of stock
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  10. FN America M249S 5.56x45mm NATO Standard Rifle - 18.5" Black
    FN America M249S 5.56x45mm NATO Standard Rifle - 18.5" Black
    $9,799.00
    Out of stock
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  11. FN America M249S 5.56x45mm NATO Para Rifle - 16.1" FDE
    FN America M249S 5.56x45mm NATO Para Rifle - 16.1" FDE
    $10,499.00
    Out of stock
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  12. Springfield Armory Hellion 5.56 NATO Bullpup Rifle - 16" Black
    Springfield Armory Hellion 5.56 NATO Bullpup Rifle - 16" Black
    $1,999.00
    Out of stock
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  13. Daniel Defense DD4 MK18RIII 5.56 SBR - 10.3" Black
    Daniel Defense DD4 MK18RIII 5.56 SBR - 10.3" Black
    $2,307.00
    Out of stock
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  14. 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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  15. 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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  16. 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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Barrel Length
  1. 6.5" 1 item
  2. 7.75" 2 items
  3. 7.94" 2 items
  4. 10.3" 2 items
  5. 10.5" 2 items
  6. 11.5" 2 items
  7. 12.5" 1 item
  8. 13.7" 1 item
  9. 14.5" 3 items
  10. 16" 7 items
  11. 16.1" 1 item
  12. 16.5" 1 item
  13. 18" 1 item
  14. 18.5" 1 item
Caliber
  1. .223 Wylde 1 item
  2. 300 Blackout 1 item
  3. 5.56X45 3 items
  4. 5.56 NATO 22 items
Category
  1. Rifles 15 items
  2. NFA 11 items
  3. Pistols 2 items
  4. Other Firearms 2 items
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Finish
  1. Anodize 1 item
Gas Block Diameter
  1. .750" 8 items
Gas Length
  1. Pistol 3 items
  2. Carbine 5 items
  3. Mid 3 items
Inside Diameter
  1. 1.4" 1 item
Is Firearms?
  1. Yes 28 items
Magazine Capacity
  1. 32rd 1 item
Manufacturer
  1. Brügger & Thomet (B&T) 1 item
  2. Centurion Arms 1 item
  3. Daniel Defense 5 items
  4. FNH USA 2 items
  5. Geissele 1 item
  6. Lewis Machine & Tool (LMT) 5 items
  7. Noveske 4 items
  8. Patriot Ordnance Factory (POF) 1 item
  9. Radical Defense 2 items
  10. Sig Sauer 3 items
  11. Sons of Liberty Gun Works 2 items
  12. Springfield Armory 1 item
Model
  1. Sig MCX 1 item
Mount
  1. M-LOK 13 items
  2. Picatinny 2 items
Platform
  1. AR-9 1 item
  2. AR-15 8 items
  3. Sig Sauer 1 item
Price
  1. $0.00 - $9,999.99 27 items
  2. $10,000.00 and above 1 item
Product Type
  1. AR Pistol 1 item
  2. AR-15 Rifle 13 items
  3. Firearm 2 items
  4. Pistol Caliber Carbine 1 item
  5. Short-Barrel Rifle 11 items
Rail Length
  1. 7" 3 items
  2. 9.5" 1 item
  3. 9.75" 1 item
  4. 11.7" 1 item
  5. 12" 1 item
  6. 12.5" 1 item
  7. 13" 1 item
  8. 13.5" 1 item
  9. 14.5" 2 items
  10. 15" 2 items
Thread Pitch
  1. 1/2x28 10 items
  2. 5/8x24 1 item
Threaded
  1. Yes 11 items
  2. No 1 item
Stock Status
  1. In stock 1 item
  2. Out of stock 27 items Remove This Item
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