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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. F-1 Firearms FDR-15 5.56 Pistol - 10.5"
    F-1 Firearms FDR-15 5.56 Pistol - 10.5"
    Special Price $835.92 Regular Price $1,140.00
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  6. Maxim Defense MDX 510 5.56 NATO AR-15 Pistol - 10.3"
    Maxim Defense MDX 510 5.56 NATO AR-15 Pistol - 10.3"
    $2,425.50
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  10. Maxim Defense MDX 505 PDX SCW PDW Brace 5.56 NATO Pistol - 5.5" FDE
    Maxim Defense MDX 505 PDX SCW PDW Brace 5.56 NATO Pistol - 5.5" FDE
    $2,245.50
    Out of stock
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  11. Maxim Defense MDX 505 PDX SCW PDW Brace 5.56 NATO Pistol - 5.5" Black
    Maxim Defense MDX 505 PDX SCW PDW Brace 5.56 NATO Pistol - 5.5" Black
    $2,245.50
    Out of stock
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  12. 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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  13. Ribbons Free Good Sig Sauer Custom Works MCX Spear-LT 5.56 NATO Pistol - 11.5" (Multicam)
    Sig Sauer Custom Works MCX Spear-LT 5.56 NATO Pistol - 11.5" (Multicam)
    $2,999.99
    Out of stock
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  1. Product Type AR Pistol Remove This Item
  2. Caliber 5.56 NATO Remove This Item
  3. Price $0.00 - $9,999.99 Remove This Item
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Barrel Length
  1. 5.5" 2 items
  2. 7.75" 1 item
  3. 8" 1 item
  4. 10" 1 item
  5. 10.3" 2 items
  6. 10.5" 3 items
  7. 11.5" 2 items
  8. 13" 1 item
Color
Finish
  1. Black Anodize 1 item
Gas Block Diameter
  1. .750" 1 item
Gas Length
  1. Pistol 1 item
  2. Mid 1 item
Is Firearms?
  1. Yes 13 items
Manufacturer
  1. Andro Corp Industries 1 item
  2. Battle Arms Development 1 item
  3. F-1 Firearms 1 item
  4. Maxim Defense 4 items
  5. Patriot Ordnance Factory (POF) 1 item
  6. Q, LLC 2 items
  7. Sig Sauer 3 items
Model
  1. Sig MCX 2 items
Mount
  1. M-LOK 5 items
Platform
  1. AR-9 1 item
  2. Sig Sauer 2 items
Price
  1. $0.00 - $999.99 2 items
  2. $1,000.00 - $1,999.99 3 items
  3. $2,000.00 and above 8 items
Rail Length
  1. 9" 1 item
Thread Pitch
  1. 1/2x28 5 items
Threaded
  1. Yes 2 items
Twist Rate
  1. 1:5 1 item
  2. 1:7 4 items
Stock Status
  1. In stock 9 items
  2. Out of stock 4 items
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