AR 308 Bolt Action Upper: A Comprehensive Guide

The AR 308 bolt action upper is a remarkable piece of firearm engineering, blending the classic bolt-action design with the modern aesthetics and functionality of the AR platform. In this detailed guide, we will explore the various aspects of the AR 308 bolt action upper, from its design and construction to its performance and applications.

Design and Construction

The AR 308 bolt action upper is designed to be a direct fit onto the standard AR-10 lower receiver. This design allows for a seamless integration of the bolt-action mechanism with the familiar AR-10 platform. The upper receiver is typically made from high-quality 7075-T6 aluminum, which is known for its strength and durability.

One of the standout features of the AR 308 bolt action upper is its bolt action mechanism. The bolt is designed to be easy to operate, with a smooth and consistent cycling action. The bolt handle is located on the right side of the receiver, making it accessible for both right-handed and left-handed shooters. The bolt also features a locking lugs that ensure a secure and reliable lockup with the barrel extension.

The barrel on the AR 308 bolt action upper is another key component. It is typically a cold hammer-forged 5.56mm barrel, which offers excellent accuracy and longevity. The barrel is also threaded for a variety of muzzle devices, such as flash hiders, suppressors, and compensators.

Performance and Accuracy

The AR 308 bolt action upper is renowned for its exceptional accuracy and performance. The bolt-action design allows for a more controlled and precise feeding of ammunition, which is crucial for long-range shooting. The cold hammer-forged barrel ensures consistent bullet velocity and trajectory, further enhancing the accuracy of the firearm.

Several factors contribute to the accuracy of the AR 308 bolt action upper. The tight tolerances of the bolt action mechanism, the precision of the barrel, and the use of high-quality ammunition all play a role in achieving consistent and reliable accuracy. Many shooters have reported sub-MOA (minutes of angle) groups with the AR 308, making it a favorite among competitive shooters and hunters alike.

Applications and Accessories

The AR 308 bolt action upper is a versatile firearm that can be used for a variety of applications. Whether you are a competitive shooter, a hunter, or a recreational shooter, the AR 308 has something to offer. Here are some common applications and accessories for the AR 308:

One of the advantages of the AR 308 bolt action upper is its compatibility with a wide range of accessories. This allows shooters to customize their firearm to suit their specific needs and preferences. From optics and bipods to silencers and flash hiders, the AR 308 offers endless possibilities for accessorization.

Conclusion

The AR 308 bolt action upper is a remarkable firearm that combines the classic bolt-action design with the modern AR platform. Its exceptional accuracy, durability, and versatility make it a favorite among shooters of all levels. Whether you are a competitive shooter, a hunter, or a recreational shooter, the AR 308 bolt action upper is a valuable addition to any firearm collection.