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SIG Sauer Firearms, Optics, Ammo & Accessories

SIG Sauer is a weapon systems manufacturer with a long-standing commitment to innovation, ingenuity, and quality. For decades military, law enforcement, and commercial users have favored SIG firearms for its passion for design, durability, and accuracy. SIG's extensive manufacturing capacity allows it to respond quickly to changing market conditions on a global scale, while not compromising the quality and reliability.

Shop premium SIG Sauer optics, magazines, accessories, parts, and gear at Palmetto State Armory. This collection features trusted Sig Sauer products designed to enhance performance, reliability, and everyday use. Explore authentic Sig gear and upgrades for range, duty, and personal defense setups. Shop SIG Sauer firearms at PSA. 

SIG Sauer
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Firearms
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Optics
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Items 385-408 of 1460

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  1. Sig Sauer Buckmasters 1" Ring Set, Black

    Sig Sauer Buckmasters 1" Ring Set, Black

    Rating:
    93%
    (6)
    Regular Price $31.99 Special Price $28.39
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  2. Sig Sauer P320-FIVE SXG 9mm 5" 21rd Pistol, Silver - 320SXG5-9-STAS

    Sig Sauer P320-FIVE SXG 9mm 5" 21rd Pistol, Silver - 320SXG5-9-STAS

    $1,849.99
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  3. Sig Romeo-MSR & Juliet 5x Magnifier Combo - Black - SORJMSR501

    Sig Romeo-MSR & Juliet 5x Magnifier Combo - Black - SORJMSR501

    Rating:
    99%
    (15)
    Regular Price $332.99 Special Price $289.99
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  4. Sig Sauer P365 Fire Control Unit, Black - 8900168

    Sig Sauer P365 Fire Control Unit, Black - 8900168

    Rating:
    60%
    (1)
    Regular Price $389.99 Special Price $350.99
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  5. Sig Sauer Buckmaster Rifle Scope 3-12x44, Hellfire Illum BDC - SOBM43002

    Sig Sauer Buckmaster Rifle Scope 3-12x44, Hellfire Illum BDC - SOBM43002

    Rating:
    94%
    (20)
    Regular Price $199.99 Special Price $119.99
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  6. Sig Sauer Buckmaster Rifle Scope 3-9x50, Hellfire Illum BDC - SOBM33003

    Sig Sauer Buckmaster Rifle Scope 3-9x50, Hellfire Illum BDC - SOBM33003

    Rating:
    97%
    (15)
    Regular Price $149.99 Special Price $119.99
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  7. Sig Sauer Buckmaster Rifle Scope 3-9x40, Hellfire Illum BDC - SOBM33004

    Sig Sauer Buckmaster Rifle Scope 3-9x40, Hellfire Illum BDC - SOBM33004

    Rating:
    90%
    (4)
    Regular Price $134.99 Special Price $120.99
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  8. Romeo-X Reflex Sight SIG-LOC Compact, 6 MOA Dot, Black

    Romeo-X Reflex Sight SIG-LOC Compact, 6 MOA Dot, Black

    $529.99
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  9. Romeo-X Reflex Sight SIG-LOC Compact, 3 MOA Dot, Black

    Romeo-X Reflex Sight SIG-LOC Compact, 3 MOA Dot, Black

    Regular Price $589.99 Special Price $530.99
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  10. Romeo-X Reflex Sight SIG-LOC Compact, Circle/Dot, Black

    Romeo-X Reflex Sight SIG-LOC Compact, Circle/Dot, Black

    Regular Price $611.99 Special Price $550.99
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  11. Sig Sauer Romeo5 Gen II Elite - 1.93 Mount- SOR5193

    Sig Sauer Romeo5 Gen II Elite - 1.93 Mount- SOR5193

    Rating:
    40%
    (1)
    Regular Price $223.99 Special Price $200.99
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  12. Sig Sauer Romeo5 Gen II Elite - STD Mount- SOR5105

    Sig Sauer Romeo5 Gen II Elite - STD Mount- SOR5105

    Rating:
    100%
    (2)
    $199.99
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  13. Sig Sauer MCX Spear 5.56 NATO AR-15 Pistol 11.5" 30rd, Coyote - PMCX-556N-11B-IR

    Sig Sauer MCX Spear 5.56 NATO AR-15 Pistol 11.5" 30rd, Coyote - PMCX-556N-11B-IR

    Regular Price $2,729.99 Special Price $2,499.99
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  14. Sig P938 Two-Tone Semi-Auto 3" 9mm SS/Black 7rd Pistol - 938-9-TXR3-AMBI

    Sig P938 Two-Tone Semi-Auto 3" 9mm SS/Black 7rd Pistol - 938-9-TXR3-AMBI

    Rating:
    100%
    (3)
    Regular Price $833.99 Special Price $750.99
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  15. Sig P238 Two-Tone Semi-Auto Pistol .380 ACP 7rds - 238-380-TXR3

    Sig P238 Two-Tone Semi-Auto Pistol .380 ACP 7rds - 238-380-TXR3

    Rating:
    100%
    (2)
    Regular Price $833.99 Special Price $750.99
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  16. Sig Sauer MCX Spear 6.8x51 AR-15 Rifle 16" 20rd, Coyote - RSPEAR-68-16B-NG

    Sig Sauer MCX Spear 6.8x51 AR-15 Rifle 16" 20rd, Coyote - RSPEAR-68-16B-NG

    Regular Price $4,663.99 Special Price $4,200.99
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  17. Sig Sauer P226 Elite 9mm 4.4" 15rd Semi-Auto Pistol, Black - E26R-9-BSE-R2

    Sig Sauer P226 Elite 9mm 4.4" 15rd Semi-Auto Pistol, Black - E26R-9-BSE-R2

    Rating:
    100%
    (1)
    Regular Price $1,222.99 Special Price $1,100.99
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  18. Sig Sauer Optic Ready Slide Assembly Fits P320 Full-Size, Coyote Brown - Precision and Fit - 8901571

    Sig Sauer Optic Ready Slide Assembly Fits P320 Full-Size, Coyote Brown - Precision and Fit - 8901571

    Regular Price $699.99 Special Price $643.99
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  19. Sig Sauer Optic Ready Slide Assembly Fits P320 Carry/P320 Compact, Coyote Brown - Durable and Reliable - 8901569

    Sig Sauer Optic Ready Slide Assembly Fits P320 Carry/P320 Compact, Coyote Brown - Durable and Reliable - 8901569

    Regular Price $699.99 Special Price $643.99
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  20. Sig Sauer Optic Ready Slide Assembly Fits P365X/P365XL Compact, Coyote Brown - Precision Engineering - 8901559

    Sig Sauer Optic Ready Slide Assembly Fits P365X/P365XL Compact, Coyote Brown - Precision Engineering - 8901559

    Regular Price $663.99 Special Price $597.99
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  21. Sig Sauer Optic Ready Slide Assembly Fits P320 Sub-Compact, Coyote Brown - Versatile and Strong - 8901567

    Sig Sauer Optic Ready Slide Assembly Fits P320 Sub-Compact, Coyote Brown - Versatile and Strong - 8901567

    Regular Price $699.99 Special Price $643.99
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  22. Sig Sauer Optic Ready Slide Assembly Fits P320 Carry/P320 Compact, Black - Enhanced Performance - 8901568

    Sig Sauer Optic Ready Slide Assembly Fits P320 Carry/P320 Compact, Black - Enhanced Performance - 8901568

    Regular Price $714.99 Special Price $643.99
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  23. Sig Sauer Optic Ready Slide Assembly Fits P320 Sub-Compact, Black - Ready for Customization - 8901566

    Sig Sauer Optic Ready Slide Assembly Fits P320 Sub-Compact, Black - Ready for Customization - 8901566

    Regular Price $699.99 Special Price $643.99
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  24. Sig Sauer Optic Ready Slide Assembly Fits P320 Full-Size, Black - Tactical and Durable - 8901534

    Sig Sauer Optic Ready Slide Assembly Fits P320 Full-Size, Black - Tactical and Durable - 8901534

    Regular Price $795.99 Special Price $716.99
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Items 385-408 of 1460

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  1. Firearms 497
  2. Optics 400
  3. Ammo 121
  4. Magazines 94
  5. Parts & Accessories 231
  6. SIG Sauer Rose 20
  7. Airguns 42
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SIG Sauer FAQs

Is SIG Sauer a good brand?

SIG Sauer is widely considered a top-tier firearms manufacturer known for reliability, innovation, and military-grade performance. Its products are used by law enforcement, military units, and

civilian shooters worldwide.

Why is SIG Sauer so popular?

SIG Sauer is popular due to its consistent build quality, modular firearm designs, and strong reputation for accuracy and durability. Models like the P365 and P320 have set industry standards in their categories.

Where is SIG Sauer made?

SIG Sauer firearms for the U.S. market are primarily manufactured in Newington, New Hampshire, with additional global operations supporting production and engineering.

What is the most popular SIG Sauer pistol?

The SIG Sauer P365 is one of the most popular concealed carry pistols due to its compact size and high capacity. The P320 is also widely used for duty and home defense applications.

Is the SIG Sauer P365 better than the P320?

The P365 is better suited for concealed carry due to its smaller size, while the P320 offers greater modularity and is often preferred for duty or range use. The best option depends on intended use.

What rifles does SIG Sauer make?

SIG Sauer produces modern sporting rifles like the MCX and MPX, as well as precision bolt-action rifles in the CROSS series. These platforms are designed for performance, modularity, and suppressor compatibility.

Does SIG Sauer make optics?

SIG Sauer offers a full line of optics, including red dots and rifle scopes under the ROMEO and TANGO series. These optics are designed to integrate seamlessly with their firearms.

Is SIG Sauer ammo reliable?

SIG Sauer ammunition is manufactured to high standards for consistency and reliability across training, hunting, and defensive applications.

Are SIG Sauer guns worth the money?

SIG Sauer firearms are typically priced higher than entry-level options but are valued for their durability, performance, and advanced features, making them a strong long-term investment.

Can SIG Sauer firearms use suppressors?

Many SIG Sauer firearms are designed to be suppressor-ready or compatible with threaded barrels. The company also produces its own suppressors optimized for its platforms.