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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 P229 9MM ELITE Pistol
    Sig Sauer P229 9MM ELITE Pistol
    $999.99
    Out of stock
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  2. 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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  3. Sig Sauer P365X Series 9mm Pistol - 12rd
    Sig Sauer P365X Series 9mm Pistol - 12rd
    $619.99
    Out of stock
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  4. Sig Sauer P226 Zev 9mm Pistol w/ Romeo1 Pro Reflex Sight
    Sig Sauer P226 Zev 9mm Pistol w/ Romeo1 Pro Reflex Sight
    $1,999.99
    Out of stock
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  5. Sig Sauer P322 .22LR Optic Ready Pistol
    Sig Sauer P322 .22LR Optic Ready Pistol
    $399.99
    Out of stock
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  6. 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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  7. Sig Sauer P220 Legion Series .45ACP Pistol
    Sig Sauer P220 Legion Series .45ACP Pistol
    $1,349.99
    Out of stock
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  8. 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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  9. Sig Sauer MCX SPEAR 7.62X51 Rifle - 16"
    Sig Sauer MCX SPEAR 7.62X51 Rifle - 16"
    $4,199.99
    Out of stock
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  10. 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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  11. SIG Sauer P320 AXG Legion Ported 9mm Pistol
    SIG Sauer P320 AXG Legion Ported 9mm Pistol
    $1,399.99
    Out of stock
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  12. Sig Sauer P226 Legion Series 9mm SAO Pistol
    Sig Sauer P226 Legion Series 9mm SAO Pistol
    $1,299.99
    Out of stock
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  13. Sig Sauer P220 SAO Legion Series .45ACP Pistol
    Sig Sauer P220 SAO Legion Series .45ACP Pistol
    $1,349.99
    Out of stock
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  15. Sig Sauer P220 Legion Series 10MM Pistol
    Sig Sauer P220 Legion Series 10MM Pistol
    $1,599.99
    Out of stock
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  16. Sig Sauer P320 9mm Pistol w/ Contrast Sights - 17 RD
    Sig Sauer P320 9mm Pistol w/ Contrast Sights - 17 RD
    Special Price $499.99 Regular Price $579.99
    Out of stock
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Barrel Length
  1. 3.1" 11 items
  2. 3.5" 1 item
  3. 3.6" 3 items
  4. 3.7" 5 items
  5. 3.8" 1 item
  6. 3.9" 11 items
  7. 4" 4 items
  8. 4.1" 1 item
  9. 4.3" 3 items
  10. 4.4" 9 items
  11. 4.5" 2 items
  12. 4.6" 4 items
  13. 4.7" 9 items
  14. 4.9" 1 item
  15. 5" 12 items
  16. 5.5" 1 item
  17. 6.5" 1 item
  18. 7.75" 3 items
  19. 9" 3 items
  20. 11.5" 8 items
  21. 13" 3 items
  22. 16" 15 items
  23. 18" 1 item
  24. 20" 1 item
  25. 24" 3 items
Barrel Profile
  1. Non-fluted 1 item
Caliber
  1. .22 LR 4 items
  2. .300 Win Mag 1 item
  3. .308 3 items
  4. .308 Win 2 items
  5. .380 ACP 1 item
  6. .380 Auto 2 items
  7. .45 ACP 6 items
  8. 10mm 5 items
  9. 300 Blackout 5 items
  10. 5.56 NATO 14 items
  11. 6.5 Creedmoor 2 items
  12. 6.8x51 3 items
  13. 7.62x39 6 items
  14. 7.62x51 3 items
  15. 9mm 70 items
Category
  1. Rifles 21 items
  2. Pistol Caliber Carbine 6 items
  3. Handguns 88 items
  4. NFA 7 items
  5. Pistols 18 items
Color
Finish
  1. Cerakote 2 items
  2. Anodize 2 items
Gas System Length
  1. Mid 3 items
Magazine Capacity
  1. 15rd 2 items
  2. 17rd 3 items
  3. 21rd 2 items
Model
  1. Sig P220 5 items
  2. Sig P226 6 items
  3. Sig P229 5 items
  4. Sig P320 13 items
  5. Sig P365 7 items
  6. Sig P365X 2 items
  7. Sig P365XL 2 items
  8. Sig P365 X-Macro 2 items
  9. Sig MCX 10 items
Mount
  1. M-LOK 21 items
  2. Picatinny 6 items
Optic Footprint
  1. DeltaPoint Pro 2 items
  2. Multi Platform 3 items
  3. Shield RMS/SMS 2 items
  4. Shield RMSc 7 items
  5. Sig Sauer Romeo 1 8 items
  6. Trijicon RMR 1 item
Platform
  1. AR-9 1 item
  2. AR-15 4 items
  3. Sig Sauer 62 items
Price
  1. $0.00 - $999.99 53 items
  2. $1,000.00 - $1,999.99 46 items
  3. $2,000.00 - $2,999.99 29 items
  4. $4,000.00 and above 5 items
Product Type
  1. AR Pistol 13 items
  2. AR-10 Rifle 4 items
  3. AR-15 Rifle 9 items
  4. AR-9 Rifle 1 item
  5. Bolt-Action Rifle 7 items
  6. Firearm 1 item
  7. Handgun 88 items
  8. Pistol Caliber Carbine 4 items
  9. Short-Barrel Rifle 5 items
  10. Suppressor 1 item
Rail Length
  1. 11.5" 1 item
Reticle
  1. Red Dot 2 items
Reticle Color
Size
  1. 3" 1 item
  2. Micro-Compact 2 items
  3. X-Carry 1 item
  4. Compact 5 items
  5. Full 12 items
Thread Pitch
  1. 1/2x28 (9mm) 3 items
  2. 1/2x28 (.22 cal) 6 items
  3. 5/8x24 (.30 cal) 18 items
Threaded
  1. Yes 16 items
  2. No 47 items
Twist Rate
  1. 1:5 5 items
  2. 1:7 9 items
  3. 1:8 5 items
  4. 1:9 1 item
  5. 1:9.5 4 items
  6. 1:10 6 items
Stock Status
  1. In stock 56 items
  2. Out of stock 77 items
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