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AR-15 Rifles & More

Shop AR-15 5.56 & .223 rifles, parts, uppers, & more at Palmetto State Armory. Find high-quality AR-15s, trusted brands, and expertly crafted components. Customize or build from scratch with our vast inventory of barrels, stocks, and triggers. Palmetto State Armory is your destination for the best AR-15 essentials at competitive prices.

Shop AR-15 rifles, parts, uppers, & more at Palmetto State Armory. Find high-quality guns such as AR-15 .223 rifles and AR pistols from trusted brands, and expertly crafted components. Customize or build from scratch with our vast inventory of barrels, stocks, and triggers. Palmetto State Armory is your destination for the best AR-15 essentials at competitive prices.

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AR-15 Parts

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.338 ARC

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Pistols

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Left Handed AR-15

Left Handed AR-15
Featured Products
  1. R&D Precision AR45 Bolt Carrier Group
    R&D Precision AR45 Bolt Carrier Group
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    Regular Price $149.99 Special Price $49.99
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  2. Daniel Defense 5.56mm 32rd Capacity Magazine, Black – 13-072-16539-006
    Daniel Defense 5.56mm 32rd Capacity Magazine, Black – 13-072-16539-006
    Rating:
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    (18)
    $23.00
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  3. PSA Complete Stealth Classic Lower, Wild Cat Gray
    PSA Complete Stealth Classic Lower, Wild Cat Gray
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    Regular Price $199.99 Special Price $99.99
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  1. Strike Industries 15 deg Pistol Grip for AR-15/AR-10 Lower Receivers - SI-AR-OMPG-15-FDE

    Strike Industries 15 deg Pistol Grip for AR-15/AR-10 Lower Receivers - SI-AR-OMPG-15-FDE

    Regular Price $25.99 Special Price $22.99
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  2. Strike Industries 20 deg Pistol Grip for AR-15/AR-10 Lower Receivers, Black - SI-AR-OMPG-20

    Strike Industries 20 deg Pistol Grip for AR-15/AR-10 Lower Receivers, Black - SI-AR-OMPG-20

    Regular Price $25.99 Special Price $22.99
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  3. Ruger Hybrid Muzzle Brake 1/2"-28 tpi for Ruger American Rifles, Matte Black - 90698

    Ruger Hybrid Muzzle Brake 1/2"-28 tpi for Ruger American Rifles, Matte Black - 90698

    Regular Price $61.99 Special Price $55.99
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  4. HM Defense MonoBloc 9.5" AR-Style Upper Receiver 5.56x45mm/.223 Remington - 95MBUP556

    HM Defense MonoBloc 9.5" AR-Style Upper Receiver 5.56x45mm/.223 Remington - 95MBUP556

    Regular Price $745.99 Special Price $677.99
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  5. Rival Arms Chassis 12 deg Pistol Grip for AR-Style, Black - RA-RA92R101A

    Rival Arms Chassis 12 deg Pistol Grip for AR-Style, Black - RA-RA92R101A

    $89.99
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  6. AR-15 Control NcStar Mid-Length Vertical Grip for 1913 Rails in Sleek Black Finish - VG116

    AR-15 Control NcStar Mid-Length Vertical Grip for 1913 Rails in Sleek Black Finish - VG116

    Regular Price $12.99 Special Price $10.99
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  7. Tacfire 7" Complete Upper Assembly .45 ACP 1:16, Black - BU-45ACP-7

    Tacfire 7" Complete Upper Assembly .45 ACP 1:16, Black - BU-45ACP-7

    Rating:
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    Regular Price $320.99 Special Price $290.99
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  8. Tacfire 16" Complete Upper Assembly .45 ACP 1:16, Black - BU-45ACP-16

    Tacfire 16" Complete Upper Assembly .45 ACP 1:16, Black - BU-45ACP-16

    Rating:
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    Regular Price $322.99 Special Price $292.99
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  9. Tacfire 4" Complete Upper Assembly 9mm 1:10, Black - BU-9MM-4

    Tacfire 4" Complete Upper Assembly 9mm 1:10, Black - BU-9MM-4

    Rating:
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    Regular Price $299.99 Special Price $269.99
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  10. Radian Weapons 14.50" Complete Upper .223 Wylde 1:8, Black - R0024

    Radian Weapons 14.50" Complete Upper .223 Wylde 1:8, Black - R0024

    Regular Price $2,214.99 Special Price $1,994.99
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  11. Radian Weapons 10.5" Complete Upper .223 Wylde 1:8, Black - R0023

    Radian Weapons 10.5" Complete Upper .223 Wylde 1:8, Black - R0023

    Regular Price $2,574.99 Special Price $1,904.99
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  12. Radian Weapons 16" Complete Upper .223 Wylde 1:8, Black - R0025

    Radian Weapons 16" Complete Upper .223 Wylde 1:8, Black - R0025

    $2,029.99
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  13. Patriot Ordnance Factory Renegade Plus 10.5" Complete Upper .300 AAC Blackout 1:7, Black - 1446

    Patriot Ordnance Factory Renegade Plus 10.5" Complete Upper .300 AAC Blackout 1:7, Black - 1446

    $1,192.00
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  14. Patriot Ordnance Factory Minuteman 10.5" Complete Upper 5.56x45mm, Patriot Brown - 1817

    Patriot Ordnance Factory Minuteman 10.5" Complete Upper 5.56x45mm, Patriot Brown - 1817

    Regular Price $1,247.99 Special Price $1,123.99
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  15. Patriot Ordnance Factory P415 Edge 10.5" Complete Upper .300 AAC Blackout, Black - 1515

    Patriot Ordnance Factory P415 Edge 10.5" Complete Upper .300 AAC Blackout, Black - 1515

    $1,359.00
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  16. Patriot Ordnance Factory Minuteman 16.5" Complete Upper 5.56x45mm 1:8, Black - 1652

    Patriot Ordnance Factory Minuteman 16.5" Complete Upper 5.56x45mm 1:8, Black - 1652

    $1,040.00
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  17. Patriot Ordnance Factory Minuteman 10.5" Complete Upper 5.56x45mm, Black - 1654

    Patriot Ordnance Factory Minuteman 10.5" Complete Upper 5.56x45mm, Black - 1654

    $1,040.00
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  18. Patriot Ordnance Factory P415 Edge 16.5" Complete Upper 5.56x45mm 1:8, Black - 1309

    Patriot Ordnance Factory P415 Edge 16.5" Complete Upper 5.56x45mm 1:8, Black - 1309

    Regular Price $1,509.99 Special Price $1,359.99
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  19. Patriot Ordnance Factory Renegade Plus 16.5" Complete Upper 5.56x45mm 1:8, Black - 907

    Patriot Ordnance Factory Renegade Plus 16.5" Complete Upper 5.56x45mm 1:8, Black - 907

    Regular Price $1,324.99 Special Price $1,192.99
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  20. Patriot Ordnance Factory P415 Edge 10.50" Complete Upper 5.56x45mm, Black - 1269

    Patriot Ordnance Factory P415 Edge 10.50" Complete Upper 5.56x45mm, Black - 1269

    Regular Price $1,509.99 Special Price $1,359.99
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  21. Tacfire Pistol Buffer Tube for AR-15 - Matte Black, Compact and Sturdy - MAR042

    Tacfire Pistol Buffer Tube for AR-15 - Matte Black, Compact and Sturdy - MAR042

    Rating:
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    Regular Price $16.99 Special Price $14.89
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  22. Alexander Arms 18" Standard Upper .17 HMR 1:10, Black - UST17

    Alexander Arms 18" Standard Upper .17 HMR 1:10, Black - UST17

    Regular Price $1,088.99 Special Price $989.99
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  23. Warne Scope Mounts Vapor MSR Mount 1" Tube Picatinny Rail - V4001M

    Warne Scope Mounts Vapor MSR Mount 1" Tube Picatinny Rail - V4001M

    Rating:
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    Regular Price $76.99 Special Price $68.99
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  24. Warne Scope Mounts Vapor MSR Mount 30mm Tube Picatinny Rail - V4002M

    Warne Scope Mounts Vapor MSR Mount 30mm Tube Picatinny Rail - V4002M

    Rating:
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    Regular Price $76.99 Special Price $68.99
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  1. Rifles 2036
  2. Pistols 858
  3. Uppers 1353
  4. Kits 757
  5. Lower Receivers 709
  6. Parts 9203
  7. Suppressors 147
  8. Left Handed AR-15 7
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Learn More about the AR-15

The History of the AR-15

Eugene Stoner first designed the AR-15, a civilian model of the military’s M16, in the late 1950s. Initially developed for ArmaLite, the rifle was sold to Colt, which marketed it under AR-15. Its design aimed to create a lightweight and reliable firearm using modern materials such as aluminum and polymer, which were revolutionary for that period.

The AR-15 was chambered in. 223 Remington/5.56 NATO, a smaller, lighter caliber than the classic. 30-caliber rounds used in older military rifles. Doing so freed soldiers to carry more ammo without adding to the total weight. The military version (M16) was widely adopted.

However, the semi-automatic version, the AR-15, became a fixture in the civilian market after its 1960s release. Over the decades, the rifle has been developed with new features, calibers, and configurations, and it has become one of the most iconic and controversial firearms in the U.S.

Practical Applications for the AR-15

The AR-15 is incredibly versatile, and it can fill many applications. When using the rifle for home defense, its low recoil and high-stability adjustable components make for quick, precise follow-up shots. Hunters also like the AR-15, especially in. 223 Remington,. 300 Blackout, and 6.5 Grendel for small to medium game.

In competitive shooting, the AR-15 is at the top of its game, dominating events like three-gun and service rifle matches with its precision, customization, and overall lightweight design. Many law enforcement agencies issue AR-15-style rifles to their patrol officers, acknowledging the platform’s capability in dynamic scenarios. The rifle’s versatility allows it to be customized to fit personal preferences.

Why the AR-15 Is So Popular

The AR-15’s popularity stems from performance, adaptability, and cultural significance. The platform’s modular design allows users to easily swap out components like barrels, triggers, and stocks, ensuring the rifle can evolve alongside the owner’s needs. This modularity has also spawned a massive aftermarket industry, with thousands of companies offering parts and accessories.

Culturally, the AR-15 has become an icon of American gun ownership. Its widespread availability and customizable nature resonate with enthusiasts who value personal freedom and the ability to build a firearm to their specifications. Additionally, the rifle’s widespread use in movies, television, and video games has cemented its status as one of the most recognizable firearms in the world.

Versatility

Few firearms can rival the AR-15’s versatility. It can be configured for virtually any purpose, from close-quarters home defense to long-range precision shooting. Chamberings range from the standard .223 Remington/5.56 NATO to larger calibers like .450 Bushmaster and even pistol cartridges like 9mm.

The ability to change calibers is a significant advantage. With a quick upper receiver swap, an AR-15 chambered in .223 Remington can become a .300 Blackout for suppressed shooting or a 6.5 Grendel for longer-range hunting. This flexibility saves money and storage space, as one lower receiver can be the foundation for multiple rifles.

The AR-15’s adaptability makes it a valuable tool for hunters. It can take down varmints, hogs, and deer with appropriate calibers and bullet types. For sport shooters, the platform’s consistency and modularity make it a top choice for competition and training.

Recoil

One of the AR-15’s defining traits is its low recoil, which makes it accessible to shooters of all skill levels. The combination of a direct impingement or piston-driven gas system, light-caliber ammunition, and a relatively heavy overall weight ensures smooth shooting with minimal muzzle rise.

This low recoil is particularly beneficial for home defense and tactical scenarios, where quick follow-up shots are crucial. It also makes the AR-15 an excellent platform for new shooters, who can develop their skills without being overwhelmed by heavy recoil. Even with calibers larger than .223 Remington, such as .308 Winchester or 6.5 Creedmoor, the AR-15’s design helps mitigate felt recoil.

Affordability vs. Other Firearms

Affordability plays a significant role in the AR-15’s widespread adoption. While high-end models can cost several thousand dollars, entry-level rifles are available for under $700. The rifle’s modular nature also allows owners to upgrade components over time, spreading the cost of customization.

Compared to other firearms, the AR-15 offers exceptional value. For instance, bolt-action rifles in similar calibers may be less expensive, but they lack the semi-automatic functionality and modularity of the AR-15. Similarly, while some handguns are more affordable, they don’t offer the same accuracy, range, or versatility.

The availability of parts and ammunition further enhances the AR-15’s affordability. Popular calibers like .223 Remington and 5.56 NATO are widely produced and competitively priced, making the rifle economical to shoot. The robust aftermarket for AR-15 components also ensures competitive pricing and easy access to replacement or upgraded parts.