AR 15 for Sale

Looking to buy AR 15? Discover new and used listings from verified sellers across the U.S. Only on GunsAmerica.

Quick Look

The AR-15 originated in the late 1950s as a lightweight, modular rifle designed by Eugene Stoner. Its design philosophy emphasizes adaptability and customization for various users. Today, the AR-15 remains one of the most popular rifles for sport shooting, hunting, and personal defense.

Why It's a Top Choice

Highly customizable with countless aftermarket parts
Lightweight and easy to handle
Reliable operation with proper maintenance
Wide availability of calibers and configurations
Strong community support and accessories market

Key Variants

AR-15 M4

Military-style model suited for tactical and law enforcement use, with a shorter barrel and adjustable stock.

AR-15 Piston

Designed with a piston-driven system for enhanced reliability in adverse conditions.

AR-15 18"

Longer barrel variant ideal for improved accuracy and hunting applications.

Competitor Comparison Table

Feature	ar-15	ak-47	smith & wesson M&P15
MSRP	$800-$1500	$700-$1200	$900-$1600
Capacity/Size	30+ rounds, 16\" barrel common	30 rounds, 16\" barrel common	30 rounds, 16\" barrel common
Weight	6.5-7.5 lbs	7.9-8.6 lbs	6.9-7.8 lbs
Optics-Ready	Yes, with Picatinny rail	Limited, fewer mounting options	Yes, Picatinny rail standard
Trigger Type	Single-action, semi-automatic	Single-action, semi-automatic	Single-action, semi-automatic
Notable Pro	Modular and highly customizable	Rugged and reliable under harsh conditions	Factory quality and warranty support
Notable Con	Requires regular maintenance	Heavier and less ergonomic	Less aftermarket variety

Best Use Cases

Home defense and personal protection
Sport shooting and competition
Hunting medium-sized game
Law enforcement and tactical applications
Recreational range practice

FAQs

Can I use different calibers in an AR-15?

Yes. The AR-15 platform supports multiple calibers via caliber-specific upper receivers and barrels.

What is the difference between an AR-15 and an M4?

The M4 is a military variant of the AR-15 featuring selective fire and a shorter barrel.

How does the AR-15's modularity benefit users?

Modularity allows users to customize stocks, barrels, handguards, and optics for different missions or preferences.

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