Menu
Close
Search
Search Log In Help Center
View Cart
Daily Deals
Clearance
Close
Daily Deals
Clearance
My Account
Help Center

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

shop complete rifles

Uppers

shop ar15 uppers

Lower Receivers

shop ar15 lowers

AR-15 Parts

shop ar-15 parts
Triggers

Triggers
.338 ARC

.338 ARC
Magazines

Magazines
Pistols

Pistols
Kits

Kits
Suppressors

Suppressors
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:
    91%
    (7)
    Regular Price $149.99 Special Price $49.99
    Add to Wish List Add to Compare
  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:
    98%
    (18)
    $23.00
    Add to Wish List Add to Compare
  3. PSA Complete Stealth Classic Lower, Wild Cat Gray
    PSA Complete Stealth Classic Lower, Wild Cat Gray
    Rating:
    98%
    (87)
    Regular Price $199.99 Special Price $99.99
    Add to Wish List Add to Compare
View as Grid View List View

Items 5185-5208 of 16345

Page
Set Descending Direction
  1. Q LLC The Fix M1913 8.5" Aluminum Picatinny Top Rail, Black - TOPRAILFIX19138.5IN

    Q LLC The Fix M1913 8.5" Aluminum Picatinny Top Rail, Black - TOPRAILFIX19138.5IN

    Regular Price $112.99 Special Price $100.99
    Add to Wish List Add to Compare
  2. Q LLC AR-15 Gas Block .750 Adjustable, Silver Steel - GBADJ

    Q LLC AR-15 Gas Block .750 Adjustable, Silver Steel - GBADJ

    Rating:
    100%
    (1)
    Regular Price $110.99 Special Price $99.99
    Add to Wish List Add to Compare
  3. Phase 5 AR-15 Gas Block .750 Low Profile w/ Set Screw

    Phase 5 AR-15 Gas Block .750 Low Profile w/ Set Screw

    Regular Price $24.99 Special Price $21.99
    Add to Wish List Add to Compare
  4. Phase 5 AR-15 Gas Block .750 Low Profile Clamp Style

    Phase 5 AR-15 Gas Block .750 Low Profile Clamp Style

    Rating:
    100%
    (1)
    Regular Price $37.99 Special Price $33.79
    Add to Wish List Add to Compare
  5. Phase 5 FATman 5/8-24 Hex Muzzle Brake, .308 Win/7.62x51mm/.300 Blackout, Parkerized Black - FATman-5/8-24

    Phase 5 FATman 5/8-24 Hex Muzzle Brake, .308 Win/7.62x51mm/.300 Blackout, Parkerized Black - FATman-5/8-24

    Regular Price $120.99 Special Price $120.00
    Add to Wish List Add to Compare
  6. Phase 5 Aluminum Winter Trigger Guard, Black - WTG

    Phase 5 Aluminum Winter Trigger Guard, Black - WTG

    Regular Price $28.99 Special Price $25.99
    Add to Wish List Add to Compare
  7. Phase 5 Nitrile Buffer Tube Foam Pad/Cover - PBTFP

    Phase 5 Nitrile Buffer Tube Foam Pad/Cover - PBTFP

    Rating:
    97%
    (7)
    Regular Price $7.99 Special Price $6.99
    Add to Wish List Add to Compare
  8. Phase 5 Buffer Tube Complete Assembly for AR-15 Pistol, Black - PBT-CA

    Phase 5 Buffer Tube Complete Assembly for AR-15 Pistol, Black - PBT-CA

    Rating:
    100%
    (6)
    Regular Price $59.99 Special Price $59.95
    Add to Wish List Add to Compare
  9. Phase 5 Enhanced Buffer Spring for AR-15/M16 Rifles or Pistols - PBS

    Phase 5 Enhanced Buffer Spring for AR-15/M16 Rifles or Pistols - PBS

    Rating:
    100%
    (2)
    Regular Price $6.99 Special Price $5.69
    Add to Wish List Add to Compare
  10. Phase 5 Surprise Asshole Ejection Port Cover, Black Parkerized - EPC-SURPRISE

    Phase 5 Surprise Asshole Ejection Port Cover, Black Parkerized - EPC-SURPRISE

    Rating:
    80%
    (2)
    Regular Price $15.99 Special Price $13.99
    Add to Wish List Add to Compare
  11. Phase 5 Stand and Fight Ejection Port Cover, Black Parkerized - EPC-STAND

    Phase 5 Stand and Fight Ejection Port Cover, Black Parkerized - EPC-STAND

    Regular Price $15.99 Special Price $13.99
    Add to Wish List Add to Compare
  12. Phase 5 Complete Bolt Carrier Group for M16/M4 Rifle, Chrome Lined Phosphate Black - BCGM16

    Phase 5 Complete Bolt Carrier Group for M16/M4 Rifle, Chrome Lined Phosphate Black - BCGM16

    Regular Price $167.99 Special Price $150.99
    Add to Wish List Add to Compare
  13. Patriot Ordnance Factory 2-Stage Drop-in Standard Trigger for AR/POF-USA Ambidextrous Lower Receivers Rifle, Hardcoat Anodized Red/Black - 01509

    Patriot Ordnance Factory 2-Stage Drop-in Standard Trigger for AR/POF-USA Ambidextrous Lower Receivers Rifle, Hardcoat Anodized Red/Black - 01509

    Regular Price $204.99 Special Price $183.99
    Add to Wish List Add to Compare
  14. Patriot Ordnance Factory 50 and 90 deg Fire Control Selector for AR-15 Rifle - 01461

    Patriot Ordnance Factory 50 and 90 deg Fire Control Selector for AR-15 Rifle - 01461

    Regular Price $64.99 Special Price $57.99
    Add to Wish List Add to Compare
  15. Patriot Ordnance Factory .223 Dictator AR-15 Gas Block Adjustable Mid-Length

    Patriot Ordnance Factory .223 Dictator AR-15 Gas Block Adjustable Mid-Length

    Regular Price $150.99 Special Price $150.00
    Add to Wish List Add to Compare
  16. Patriot Ordnance Factory 6-Position Anti-Tilt Extension Buffer Tube - 00342

    Patriot Ordnance Factory 6-Position Anti-Tilt Extension Buffer Tube - 00342

    Rating:
    100%
    (1)
    Regular Price $51.99 Special Price $45.99
    Add to Wish List Add to Compare
  17. Patriot Ordnance Factory Bolt Assembly for AR-15/M-16 .223 Rem/5.56 Rifle - 00328

    Patriot Ordnance Factory Bolt Assembly for AR-15/M-16 .223 Rem/5.56 Rifle - 00328

    Rating:
    100%
    (1)
    Regular Price $87.99 Special Price $78.99
    Add to Wish List Add to Compare
  18. Patriot Ordnance Factory Triple Port 1/2-28 Muzzle Brake, .223 Rem/5.56, Nitride Black - 308

    Patriot Ordnance Factory Triple Port 1/2-28 Muzzle Brake, .223 Rem/5.56, Nitride Black - 308

    Rating:
    100%
    (1)
    Regular Price $63.99 Special Price $56.99
    Add to Wish List Add to Compare
  19. Magpul Industries MOE Enhanced Magazine Release for CZ Scorpion EVO 3 Pistols - MAG1006-BLK

    Magpul Industries MOE Enhanced Magazine Release for CZ Scorpion EVO 3 Pistols - MAG1006-BLK

    Rating:
    93%
    (3)
    Regular Price $32.99 Special Price $23.99
    Add to Wish List Add to Compare
  20. GrovTec M-LOK Aluminum 5-Slot Picatinny Rail w/ Push Button Base, 3.5" L, Type III Anodized Black - GTSW241

    GrovTec M-LOK Aluminum 5-Slot Picatinny Rail w/ Push Button Base, 3.5" L, Type III Anodized Black - GTSW241

    Regular Price $39.99 Special Price $28.99
    Add to Wish List Add to Compare
  21. GrovTec M-LOK Tactical Rifle Steel Bipod Stud Mount, Black - GTSW240

    GrovTec M-LOK Tactical Rifle Steel Bipod Stud Mount, Black - GTSW240

    Rating:
    100%
    (1)
    Regular Price $37.99 Special Price $33.99
    Add to Wish List Add to Compare
  22. GrovTec M-LOK Aluminum 15-Slot Picatinny Rail, 6" L, Type III Anodized Black - GTSW239

    GrovTec M-LOK Aluminum 15-Slot Picatinny Rail, 6" L, Type III Anodized Black - GTSW239

    Regular Price $46.99 Special Price $41.99
    Add to Wish List Add to Compare
  23. GrovTec M-LOK Aluminum 5-Slot Picatinny Rail w/ Push Button Base, 2.2" L, Type III Anodized Black - GTSW236

    GrovTec M-LOK Aluminum 5-Slot Picatinny Rail w/ Push Button Base, 2.2" L, Type III Anodized Black - GTSW236

    Regular Price $28.99 Special Price $25.99
    Add to Wish List Add to Compare
  24. GrovTec KeyMod Aluminum 5-Slot Picatinny Rail w/ Push Button Base, Type III Anodized Black - GTSW231

    GrovTec KeyMod Aluminum 5-Slot Picatinny Rail w/ Push Button Base, Type III Anodized Black - GTSW231

    $29.84
    Add to Wish List Add to Compare
View as Grid View List View

Items 5185-5208 of 16345

Page
Set Descending Direction
Shop By
Shopping Options
Category
  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
Brand
Price
Apply
Caliber
Barrel Length
Stock
Deal of the Day
Rebate
Clearance
Preferred Vendor
Coupon Code
Barrel Length

Looking for something more specific?

shop psa products
shop psa aac ammo
shop magpul products
shop glock products
shop sig sauer
shop smith and wesson

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.