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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

.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. ProMag Archangel 10/22 M4 Conversion Adjustable Stock, Black - 556R

    ProMag Archangel 10/22 M4 Conversion Adjustable Stock, Black - 556R

    Regular Price $140.99 Special Price $127.99
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  2. ProMag AR-15 Magazine Clamps, Pack of 4, Black - PM016B

    ProMag AR-15 Magazine Clamps, Pack of 4, Black - PM016B

    Rating:
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    Regular Price $12.99 Special Price $11.29
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  3. Phase 5 Weapon Systems Lo-Pro Slope Nose Free Float MLOK 7.5" Rail, Black - LPSN75MLOK

    Phase 5 Weapon Systems Lo-Pro Slope Nose Free Float MLOK 7.5" Rail, Black - LPSN75MLOK

    $115.99
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  4. Phase 5 Weapon Systems Low Drag High Vis Mag Follower Fits Most 12 Ga Shotguns Mags, Red - 12GSF-RED

    Phase 5 Weapon Systems Low Drag High Vis Mag Follower Fits Most 12 Ga Shotguns Mags, Red - 12GSF-RED

    $19.99
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  5. Phase 5 Weapon Systems Magazine Follower Fits Most Factory 12 Gauge Shotguns Mags, Green - 12GSF-GREEN

    Phase 5 Weapon Systems Magazine Follower Fits Most Factory 12 Gauge Shotguns Mags, Green - 12GSF-GREEN

    $19.99
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  6. NCSTAR Triple AR Magazine Pouch w/ MOLLE Straps for Attachment, Black Nylon - CVAR3MP2928B

    NCSTAR Triple AR Magazine Pouch w/ MOLLE Straps for Attachment, Black Nylon - CVAR3MP2928B

    $15.99
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  7. NCSTAR Double AR Magazine Pouch Fits Two AR Style Magazines, Black Nylon - CVAR2MP2927B

    NCSTAR Double AR Magazine Pouch Fits Two AR Style Magazines, Black Nylon - CVAR2MP2927B

    $13.99
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  8. NCSTAR Magazine Pouch w/ MOLLE Straps Fits One AR Style Magazine, Black Nylon - CVAR1MP2929B

    NCSTAR Magazine Pouch w/ MOLLE Straps Fits One AR Style Magazine, Black Nylon - CVAR1MP2929B

    $9.99
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  9. NCSTAR Magazine Wallet, Nylon Holds up to 8 AR Style Mags or 16 Pistol Mags, Black Nylon - CMW2937B

    NCSTAR Magazine Wallet, Nylon Holds up to 8 AR Style Mags or 16 Pistol Mags, Black Nylon - CMW2937B

    Regular Price $13.99 Special Price $11.99
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  10. NCSTAR 5.5-8" Bipod w/ Spring Loaded Folding Action & Friction Lock Legs Fits Most Weaver/Picatinny Rifles, Black - ABPGC

    NCSTAR 5.5-8" Bipod w/ Spring Loaded Folding Action & Friction Lock Legs Fits Most Weaver/Picatinny Rifles, Black - ABPGC

    Rating:
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    Regular Price $52.99 Special Price $38.99
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  11. Nordic Components 22LR Complete Upper, 16" Match Grade Barrel - 22RB-UPPER-16-KIT

    Nordic Components 22LR Complete Upper, 16" Match Grade Barrel - 22RB-UPPER-16-KIT

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    Regular Price $604.99 Special Price $549.99
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  12. Maxim Defense Hate Brake Octagonal 7.62 NATO 5/8x24 Muzzle Brake, Black - MXM-47709

    Maxim Defense Hate Brake Octagonal 7.62 NATO 5/8x24 Muzzle Brake, Black - MXM-47709

    Regular Price $243.99 Special Price $179.99
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  13. Maxim Defense SCW Gen 7 Standard Buffer Adjustable AR-15 Stock, Black - MXM-47631

    Maxim Defense SCW Gen 7 Standard Buffer Adjustable AR-15 Stock, Black - MXM-47631

    $512.96
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  14. Maxim Defense CQB Gen 7 Standard Buffer Adjustable AR-15 Stock, Black - MXM-47617

    Maxim Defense CQB Gen 7 Standard Buffer Adjustable AR-15 Stock, Black - MXM-47617

    Regular Price $400.99 Special Price $360.99
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  15. Maxim Defense CCS Gen 6 Adjustable AR-15 Stock, Black - MXM-47562

    Maxim Defense CCS Gen 6 Adjustable AR-15 Stock, Black - MXM-47562

    Regular Price $295.99 Special Price $265.99
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  16. Midwest Industries 10.5" Ultra Lightweight M-Lok Handguard w/ 5-Slot Polymer M-Lok Rail Fits AR Rifles, Black - MI-ULW10.5

    Midwest Industries 10.5" Ultra Lightweight M-Lok Handguard w/ 5-Slot Polymer M-Lok Rail Fits AR Rifles, Black - MI-ULW10.5

    Regular Price $382.99 Special Price $282.99
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  17. Midwest Industries 2.1" Rail Fits KeyMod Rails, Black - MI-SSK-R2.1

    Midwest Industries 2.1" Rail Fits KeyMod Rails, Black - MI-SSK-R2.1

    Regular Price $22.99 Special Price $19.99
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  18. Midwest Industries SP Series 9" M-LOK Handguard Fits AR Rifles, Black - MI-SP9M

    Midwest Industries SP Series 9" M-LOK Handguard Fits AR Rifles, Black - MI-SP9M

    Rating:
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    Regular Price $186.99 Special Price $167.99
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  19. Midwest Industries SP Series 7" M-LOK Handguard Fits AR Rifles, Black - MI-SP7M

    Midwest Industries SP Series 7" M-LOK Handguard Fits AR Rifles, Black - MI-SP7M

    Rating:
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    Regular Price $175.99 Special Price $157.99
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  20. Midwest Industries SP Series 10.5" M-LOK Handguard Fits AR Rifles, Black - MI-SP10M

    Midwest Industries SP Series 10.5" M-LOK Handguard Fits AR Rifles, Black - MI-SP10M

    Rating:
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    $173.99
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  21. Midwest Industries 9.25" MLOK Slim Line Alum Handguard Fits AR Rifles w/ 5-Slot Polymer Rail, Black Anodized - MI-SLH9.25

    Midwest Industries 9.25" MLOK Slim Line Alum Handguard Fits AR Rifles w/ 5-Slot Polymer Rail, Black Anodized - MI-SLH9.25

    $157.99
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  22. Midwest Industries Sling Adapter Fits SB Tactical Folding Braces - MI-SBTSA

    Midwest Industries Sling Adapter Fits SB Tactical Folding Braces - MI-SBTSA

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    Regular Price $43.99 Special Price $31.99
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  23. Midwest Industries QD Mount Fits Harris Bi-Pod, Black - MI-QDBP

    Midwest Industries QD Mount Fits Harris Bi-Pod, Black - MI-QDBP

    $89.99
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  24. Midwest Industries 6.75" M-LOK Handguard Fits CZ Scorpion, Black - MI-CZ6.75M

    Midwest Industries 6.75" M-LOK Handguard Fits CZ Scorpion, Black - MI-CZ6.75M

    Regular Price $184.99 Special Price $167.99
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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.