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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.

Rifles

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Uppers

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Lower Receivers

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AR-15 Parts

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Triggers

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.338 ARC

.338 ARC
Magazines

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Pistols

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Kits

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Suppressors

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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
    Rating:
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    Regular Price $149.99 Special Price $49.99
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  2. SABRE-15 March Builders Kit W/ Lower Parts Kit, Multi Cam Woodlands
    SABRE-15 April Builders Kit W/ Lower Parts Kit, Multi Cam Woodlands
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    Regular Price $449.99 Special Price $419.99
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  1. PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Lightweight M-Lok Upper With BCG & CH - 5165449196

    PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Lightweight M-Lok Upper With BCG & CH - 5165449196

    Rating:
    95%
    (58)
    Regular Price $609.99 Special Price $359.99
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  2. Stainless steel 12" upper

    PSA 12" Carbine-Length 6.5 Grendel 1/8 Stainless Steel 10" Lightweight M-Lok Upper - With BCG & CH - 5165449009

    Rating:
    94%
    (143)
    Regular Price $649.99 Special Price $369.99
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  3. PSA 10.5" CHF Carbine Length 5.56 NATO 1:7 9'' Lightweight M-Lok Railed Upper - Without BCG or CH - 5165448674

    PSA 10.5" CHF Carbine Length 5.56 NATO 1:7 9'' Lightweight M-Lok Railed Upper - Without BCG or CH - 5165448674

    Rating:
    94%
    (22)
    Regular Price $599.99 Special Price $419.99
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  4. ar-15 barreled upper

    PSA 10.5" Pistol-Length 300AAC Phosphate 9" M-Lok Upper with BCG-CH

    Rating:
    97%
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    Regular Price $599.99 Special Price $279.99
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  5. 16" NATO ar 15 complete gun kit

    PSA 16" 5.56 NATO 1/7 Mid-Length Stainless Steel 13.5" M-Lok MOE EPT Rifle Kit with MBUS Sight Set - 5165447814

    Rating:
    98%
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    Regular Price $809.99 Special Price $499.99
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  6. Photo PSA 7" barreled upper receiver for 300 blackout.

    PSA 7.5" 300AAC Blackout Phosphate 9" Lightweight M-Lok Upper With Fluted Flash Can, BCG, & CH - 5165447685

    Rating:
    96%
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    Regular Price $549.99 Special Price $299.99
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  7. 16" AR 15 Build Kit with MBUS

    PSA AR-15 Rifle Kit 5.56 16" Nitride 1:7 Mid-Lgth 13.5" LTWT M-Lok MOE w/ MBUS Sights

    Rating:
    96%
    (1314)
    Regular Price $799.99 Special Price $419.99
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  8. Photo of an ar 15 moe kit for a PSA 16" 5.56 rifle.

    PSA 16" Midlength 5.56 NATO 1:7 Nitride MOE Freedom Rifle Kit - 7780444

    Rating:
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    Regular Price $589.99 Special Price $369.99
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  9. classic rifle kit

    PSA 16" M4 Carbine Length 5.56 NATO 1:7 Nitride Freedom Rifle Kit - 507617

    Rating:
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    Regular Price $669.99 Special Price $359.99
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  10. psa 16" midlength 5.56 nato 1:7 a2 nitride freedom rifle kit

    PSA 16" Midlength 5.56 NATO 1:7 A2 Nitride Freedom Rifle Kit - 507279

    Rating:
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    Regular Price $649.99 Special Price $369.99
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  11. Pmage 20 lr/sr gen m3 7.62x51 magazine

    Magpul PMAG 20 Round Magazine LR/SR GEN M3 7.62x51 - MAG291-BLK

    Rating:
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    Regular Price $24.99 Special Price $21.99
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  12. PSA 5.56 Premium Full Auto Bolt Carrier Group

    PSA 5.56 Premium Full Auto Bolt Carrier Group with Logo - 8779

    Rating:
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    Regular Price $169.99 Special Price $99.99
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  13. ETS Non-Coupled Gen 2 30rd AR-15 Magazines with C.A.M. Speed Loader Combo Deal

    ETS Non-Coupled Gen 2 30rd AR-15 Magazines with C.A.M. Speed Loader Combo Deal

    SAVE $14.88 When you add both!
    Regular Price $54.87 Special Price $39.99
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  14. Sig Tango MSR 1-6x24mm Rifle Scope & Vortex Cantilever Mount

    Sig Tango MSR 1-6x24mm Rifle Scope & Vortex Cantilever Mount

    SAVE $61.99 When you add both!
    Regular Price $361.98 Special Price $299.99
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  15. 100rds Of PMC Bronze .223 Remington 55gr FMJ-BT & 5 Magpul PMAG Gen2 30rd Magazines

    100rds Of PMC Bronze .223 Remington 55gr FMJ-BT & 5 Magpul PMAG Gen2 30rd Magazines

    SAVE $22.00 When you add both!
    Regular Price $111.95 Special Price $89.95
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  16. Shepherd Scopes Rogue 1-8x24 Rifle Scope & Vortex Cantilever Mount

    Shepherd Scopes Rogue 1-8x24 Rifle Scope & Vortex Cantilever Mount

    SAVE $49.99 When you add both!
    Regular Price $269.98 Special Price $219.99
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  17. PSA Premium 5.56 Nickel Boron BCG & 10 Magpul PMAG Gen 2 MOE 5.56x45 30rd Magazines

    PSA Premium 5.56 Nickel Boron BCG & 10 Magpul PMAG Gen 2 MOE 5.56x45 30rd Magazines

    $222.99
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  18. Vortex Strike Eagle 1-8x24 Gen 2 Riflescope w/ AR-BDC3 Reticle & Vortex Sport Cantilever 30mm Ring Mount 2" Offset

    Vortex Strike Eagle 1-8x24 Gen 2 Riflescope w/ AR-BDC3 Reticle & Vortex Sport Cantilever 30mm Ring Mount 2" Offset

    $519.98
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  19. Colt M4 Carbine 16" 5.56 Nato Rifle - LE6960-CCU

    Colt M4 Carbine 16" 5.56 Nato Rifle - LE6960-CCU

    Regular Price $1,389.00 Special Price $1,219.99
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  20. ATI Alpha MAXX 7.5" 5.56X45mm Nato Pistol, FDE w/ Flip Up Sights and Brace

    ATI Alpha MAXX 7.5" 5.56X45mm Nato Pistol, FDE w/ Flip Up Sights and Brace

    Regular Price $399.99 Special Price $329.99
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  21. Diamondback DB15 16" 5.56x45mm Nato Rifle, Brown

    Diamondback DB15 16" 5.56x45mm Nato Rifle, Brown

    Regular Price $778.99 Special Price $700.99
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  22. BLEM H&R CLET 9mm Complete Pistol, Black

    BLEM H&R CLET 9mm Complete Pistol, Black

    $1,099.99
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  23. H&R CLET 9mm Complete Pistol, Black

    H&R CLET 9mm Complete Pistol, Black

    Rating:
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    $1,149.99
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  24. PSA Custom .300AAC 10.5 Pilstol W/ 9" Hex Rail, Magpul Mbus, Romeo 5 Red dot - Hollow Bottom Camo

    PSA Custom .300AAC 10.5 Pilstol W/ 9" Hex Rail, Magpul Mbus, Romeo 5 Red dot - Hollow Bottom Camo

    $1,399.99
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  1. Rifles 2019
  2. Pistols 842
  3. Uppers 1313
  4. Kits 751
  5. Lower Receivers 711
  6. Parts 9219
  7. Suppressors 131
  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.