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AR-15 Technical Specs

AR-type rifles, renowned for their versatility and performance, embody a pinnacle of firearm engineering. We take a look into what defines these rifles, their operational mechanisms, key components, and the myriad of customization options that set them apart in the world of firearms.

Core Design and Operation

The heart of the AR-type rifle’s functionality lies in its gas-operated firing system. This system diverts a portion of the propellant gas from a fired cartridge through a tube to operate the bolt mechanism. This efficient process reduces recoil and allows for rapid firing.

AR-15 Gas System

Direct Impingement vs. Piston Systems: While traditional AR-type rifles utilize a direct impingement system, where gas acts directly on the bolt carrier group. 

Some modern variants employ a gas piston system. This type reduces fouling inside the receiver, offering enhanced reliability under harsh conditions.

Key Components

The rifle is primarily divided into two main sections – the upper and lower receivers.

The upper receiver is where the magic happens, housing the barrel, bolt carrier group, and sighting systems, while the lower receiver contains the trigger assembly, magazine well, and stock attachment point.

This separation allows for significant customization and interchangeability.

Barrel Characteristics:

Barrels come in various lengths, materials, and finishes, each affecting the rifle’s performance and suitability for different tasks. Barrel length influences the bullet’s velocity and rifle’s overall maneuverability, with longer barrels offering greater accuracy at distance.

Caliber and Magazine Compatibility:

AR-type rifles are chambered in a wide range of calibers, from the standard 5.56 NATO/.223 Remington to larger calibers like the .308 Winchester or even pistol calibers for specific applications. Magazine capacity can vary, typically from 5 to 30 rounds..

Customization Options

Optics and Sights:

Vortex Optics In Store Now!

One of the AR-type rifle’s strengths is its adaptability to different sighting systems, including iron sights, red dot sights, and telescopic sights. The flat top design of most modern AR-type rifles provides a versatile platform for mounting a wide range of optics, catering to both close-quarters combat and long-range shooting.

Stocks and Grips:

The modular design extends to the stock and grip, with options ranging from fixed stocks for stability to collapsible stocks for adjustability and convenience in storage and transport. Grips can also be swapped out to fit the shooter’s hand size and preference for material and angle.

Accessories and Attachments:

Picatinny Rail

The customizable nature doesn’t stop at internal components. Rail systems, such as the Picatinny rail, allow for the attachment of various accessories, including but not limited to tactical lights, laser sights, and foregrips. These enhancements can significantly improve the rifle’s functionality and user experience.

A Testament to Innovation

With their modular architecture, they offer an unparalleled level of customization, making them suitable for a broad spectrum of applications, from defense and competition to recreation and hunting. The AR-type rifle’s lasting popularity is a testament to its innovative design and versatility.

Stop in the store today and see how we can help you build the custom AR-15 you’ve been dreaming of.  We stock many parts and configurations.