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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 P322 .22LR Optic Ready Pistol
    Sig Sauer P322 .22LR Optic Ready Pistol
    $399.99
    Out of stock
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  2. Sig Sauer P365 .380 ACP Pistol - Nitrion
    Sig Sauer P365 .380 ACP Pistol - Nitrion
    $499.99
    Out of stock
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  3. SIG Sauer P320 XFULL X-Series Full Size 9mm Pistol
    SIG Sauer P320 XFULL X-Series Full Size 9mm Pistol
    $699.99
    Out of stock
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  4. Sig Sauer P320 X-Ten 10MM Pistol
    Sig Sauer P320 X-Ten 10MM Pistol
    $849.99
    Out of stock
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  5. Sig Sauer P320 Pistol X-Compact 9mm Pistol - 10rd
    Sig Sauer P320 Pistol X-Compact 9mm Pistol - 10rd
    $699.99
    Out of stock
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  6. Sig Sauer Cross-PRS .308 Rifle - 24" Elite Concrete
    Sig Sauer Cross-PRS .308 Rifle - 24" Elite Concrete
    $2,499.99
    Out of stock
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  7. Sig Sauer P365 X-Macro Comp 9mm Pistol
    Sig Sauer P365 X-Macro Comp 9mm Pistol
    $819.99
    Out of stock
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  9. 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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  10. Sig Sauer MCX Spear-LT .300BLK Pistol - 9"
    Sig Sauer MCX Spear-LT .300BLK Pistol - 9"
    $2,499.99
    Out of stock
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  11. Sig Sauer MCX Spear-LT .300BLK SBR - 9"
    Sig Sauer MCX Spear-LT .300BLK SBR - 9"
    $2,499.99
    Out of stock
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  12. Sig Sauer P226 X-Five Classic 9MM Pistol
    Sig Sauer P226 X-Five Classic 9MM Pistol
    $2,299.99
    Out of stock
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  14. Sig Sauer P226 Legion Series 9mm Pistol
    Sig Sauer P226 Legion Series 9mm Pistol
    $1,299.99
    Out of stock
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  15. SIG SAUER MCX Rattler 300BLK Pistol - 5.5" (No Brace)
    SIG SAUER MCX Rattler 300BLK Pistol - 5.5" (No Brace)
    $2,499.99
    Out of stock
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  16. SIG SAUER MPX Copperhead 9mm Pistol - 3.5" (No Brace)
    SIG SAUER MPX Copperhead 9mm Pistol - 3.5" (No Brace)
    $1,899.99
    Out of stock
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Barrel Length
  1. 3.1" 7 items
  2. 3.5" 1 item
  3. 3.6" 2 items
  4. 3.8" 1 item
  5. 3.9" 6 items
  6. 4" 1 item
  7. 4.3" 1 item
  8. 4.4" 6 items
  9. 4.5" 1 item
  10. 4.6" 3 items
  11. 4.7" 8 items
  12. 4.9" 1 item
  13. 5" 5 items
  14. 5.5" 1 item
  15. 6.5" 1 item
  16. 7.75" 1 item
  17. 9" 3 items
  18. 11.5" 2 items
  19. 13" 1 item
  20. 16" 7 items
  21. 18" 1 item
  22. 20" 1 item
  23. 24" 3 items
Barrel Profile
  1. Non-fluted 1 item
Caliber
  1. .22 LR 1 item
  2. .300 Win Mag 1 item
  3. .308 2 items
  4. .308 Win 2 items
  5. .380 ACP 1 item
  6. .45 ACP 3 items
  7. 10mm 2 items
  8. 300 Blackout 5 items
  9. 5.56 NATO 5 items
  10. 6.5 Creedmoor 2 items
  11. 6.8x51 1 item
  12. 7.62x51 2 items
  13. 9mm 44 items
Category
  1. Rifles 11 items
  2. Handguns 49 items
  3. NFA 2 items
  4. Pistols 10 items
Color
Finish
  1. Cerakote 2 items
  2. Anodize 1 item
Gas System Length
  1. Mid 1 item
Magazine Capacity
  1. 15rd 1 item
  2. 17rd 3 items
Model
  1. Sig P220 1 item
  2. Sig P226 5 items
  3. Sig P229 2 items
  4. Sig P320 10 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 12 items
  2. Picatinny 4 items
Optic Footprint
  1. DeltaPoint Pro 2 items
  2. Multi Platform 3 items
  3. Shield RMS/SMS 2 items
  4. Shield RMSc 4 items
  5. Sig Sauer Romeo 1 6 items
  6. Trijicon RMR 1 item
Platform
  1. AR-9 1 item
  2. Sig Sauer 28 items
Price
  1. $0.00 - $999.99 30 items
  2. $1,000.00 - $1,999.99 24 items
  3. $2,000.00 - $2,999.99 15 items
  4. $4,000.00 and above 3 items
Product Type
  1. AR Pistol 6 items
  2. AR-10 Rifle 1 item
  3. AR-15 Rifle 2 items
  4. AR-9 Rifle 1 item
  5. Bolt-Action Rifle 7 items
  6. Firearm 1 item
  7. Handgun 49 items
  8. Pistol Caliber Carbine 3 items
  9. Short-Barrel Rifle 2 items
Rail Length
  1. 11.5" 1 item
Reticle
  1. Red Dot 2 items
Reticle Color
Size
  1. 3" 1 item
  2. Micro-Compact 1 item
  3. Compact 2 items
  4. Full 11 items
Thread Pitch
  1. 1/2x28 (9mm) 2 items
  2. 1/2x28 (.22 cal) 1 item
  3. 5/8x24 (.30 cal) 12 items
Threaded
  1. Yes 9 items
  2. No 25 items
Twist Rate
  1. 1:5 5 items
  2. 1:7 5 items
  3. 1:8 1 item
  4. 1:9 1 item
  5. 1:10 4 items
Stock Status
  1. Out of stock 72 items Remove This Item
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