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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. Sig Sauer P320 AXG Combat 9mm Pistol (Limited Edition)
    Sig Sauer P320 AXG Combat 9mm Pistol (Limited Edition)
    $1,199.99
    Out of stock
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  2. Sig Sauer Cross STX .308 Tactical Bolt Action Rifle - 20" Black
    Sig Sauer Cross STX .308 Tactical Bolt Action Rifle - 20" Black
    $1,999.99
    Out of stock
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  3. Ribbons Free Good Sig Sauer MCX SPEAR 7.62X51 Pistol - 13"
    Sig Sauer MCX SPEAR 7.62X51 Pistol - 13"
    $4,099.99
    Out of stock
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  4. Sig Sauer P320 Spectre Comp Blackout 9mm Pistol - 21rd
    Sig Sauer P320 Spectre Comp Blackout 9mm Pistol - 21rd
    $1,399.99
    Out of stock
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  5. Sig Sauer P229 9MM ELITE Pistol
    Sig Sauer P229 9MM ELITE Pistol
    $999.99
    Out of stock
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  6. Sig Sauer Custom Works P320 X-FIVE DH3 9mm Pistol
    Sig Sauer Custom Works P320 X-FIVE DH3 9mm Pistol
    $1,299.99
    Out of stock
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  7. Sig Sauer M18 X-Series RX 9mm Pistol w/ Romeo 17 Red Dot
    Sig Sauer M18 X-Series RX 9mm Pistol w/ Romeo 17 Red Dot
    $1,499.99
    Out of stock
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  8. Sig Sauer Cross Trax .308 Bolt Action Rifle 16" - Black
    Sig Sauer Cross Trax .308 Bolt Action Rifle 16" - Black
    $1,399.99
    Out of stock
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  9. Sig Sauer P365 XL X-Series 9mm Pistol (Law Enforcement & Military Only)
    Sig Sauer P365 XL X-Series 9mm Pistol (Law Enforcement & Military Only)
    $527.00
    Out of stock
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  10. SIG Sauer P365 XL XSeries 9mm Pistol w/ Manual Safety - 12rd
    SIG Sauer P365 XL XSeries 9mm Pistol w/ Manual Safety - 12rd
    $619.99
    Out of stock
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  11. Sig Sauer Custom Works P320 X-Ten Endure 10mm Pistol - Topographic
    Sig Sauer Custom Works P320 X-Ten Endure 10mm Pistol - Topographic
    $999.99
    Out of stock
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  12. Sig Sauer P226 XFIVE Legion 9MM Pistol - 20rd
    Sig Sauer P226 XFIVE Legion 9MM Pistol - 20rd
    $2,199.99
    Out of stock
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  13. Sig Sauer P320 M17 9MM Pistol (Military Contract Overrun)
    Sig Sauer P320 M17 9MM Pistol (Military Contract Overrun)
    $779.99
    Out of stock
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  14. Sig Sauer P365X Series 9mm Pistol (Law Enforcement & Military Only)
    Sig Sauer P365X Series 9mm Pistol (Law Enforcement & Military Only)
    $527.00
    Out of stock
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  15. 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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  16. Sig Sauer P320 Compact 9mm Optic Ready Pistol - 15rd
    Sig Sauer P320 Compact 9mm Optic Ready Pistol - 15rd
    Special Price $509.99 Regular Price $579.99
    Out of stock
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Barrel Length
  1. 3.1" 3 items
  2. 3.6" 3 items
  3. 3.9" 7 items
  4. 4.3" 2 items
  5. 4.4" 3 items
  6. 4.6" 3 items
  7. 4.7" 4 items
  8. 4.9" 1 item
  9. 5" 2 items
  10. 5.5" 1 item
  11. 7.75" 2 items
  12. 9" 2 items
  13. 11.5" 2 items
  14. 13" 1 item
  15. 16" 4 items
  16. 18" 1 item
  17. 20" 1 item
  18. 24" 3 items
Barrel Profile
  1. Non-fluted 1 item
Caliber
  1. .300 Win Mag 1 item
  2. .308 2 items
  3. .308 Win 2 items
  4. .45 ACP 1 item
  5. 10mm 1 item
  6. 300 Blackout 3 items
  7. 5.56 NATO 5 items
  8. 6.5 Creedmoor 2 items
  9. 7.62x51 1 item
  10. 9mm 34 items
Category
  1. Rifles 8 items
  2. Handguns 36 items
  3. NFA 3 items
  4. Pistols 6 items
Color
Finish
  1. Cerakote 2 items
  2. Anodize 1 item
Gas System Length
  1. Mid 1 item
Is Firearms?
  1. Yes 53 items
Magazine Capacity
  1. 15rd 1 item
  2. 17rd 2 items
  3. 21rd 1 item
Model
  1. Sig P220 1 item
  2. Sig P226 2 items
  3. Sig P229 2 items
  4. Sig P320 8 items
  5. Sig P365 3 items
  6. Sig P365X 1 item
  7. Sig P365XL 1 item
  8. Sig P365 X-Macro 1 item
  9. Sig MCX 4 items
Mount
  1. M-LOK 11 items
  2. Picatinny 2 items
Optic Footprint
  1. DeltaPoint Pro 1 item
  2. Multi Platform 1 item
  3. Sig Sauer Romeo 1 7 items
Platform
  1. AR-9 1 item
  2. Sig Sauer 24 items
Price
  1. $0.00 - $999.99 25 items
  2. $1,000.00 - $1,999.99 16 items
  3. $2,000.00 - $2,999.99 11 items
  4. $4,000.00 and above 1 item
Product Type
  1. AR Pistol 4 items
  2. AR-15 Rifle 1 item
  3. AR-9 Rifle 1 item
  4. Bolt-Action Rifle 7 items
  5. Handgun 36 items
  6. Pistol Caliber Carbine 1 item
  7. Short-Barrel Rifle 3 items
Rail Length
  1. 11.5" 1 item
Reticle
  1. Red Dot 1 item
Reticle Color
Size
  1. 3" 1 item
  2. Micro-Compact 1 item
  3. Compact 1 item
  4. Full 8 items
Thread Pitch
  1. 1/2x28 3 items
  2. 5/8x24 10 items
Threaded
  1. Yes 9 items
  2. No 17 items
Twist Rate
  1. 1:5 3 items
  2. 1:7 4 items
  3. 1:8 1 item
  4. 1:9 1 item
  5. 1:10 3 items
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  1. Out of stock 53 items Remove This Item
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