Let’s Talk About American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec
The American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec is designed as a high-quality upgrade for your AR-15 platform. Manufactured by American Built Arms Company, it promises enhanced performance and reliability due to its robust construction and Nickel Boron coating.
I was looking for a bolt carrier upgrade to improve the cycling smoothness and ease of cleaning on my AR-15. My previous carrier was showing signs of wear, and I wanted something with a more durable and corrosion-resistant finish.
Upon unboxing, the American Built Arms Company bolt carrier had a clean, silver appearance due to the Nickel Boron coating. The finish felt smooth to the touch, and the carrier had a substantial weight to it, suggesting quality materials. It felt solid and well-made.
Compared to a standard phosphate-coated carrier and a nitride carrier I have used previously, the Nickel Boron finish was noticeably slicker. I anticipated smoother cycling and easier cleaning compared to the other two. My initial impression was positive; the quality seemed evident, and I was eager to test it in my rifle.
Real-World Testing: Putting American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec to the Test
First Use Experience
I tested the American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec at my local outdoor shooting range. The weather was sunny and dry, providing ideal conditions for testing the carrier’s performance with various .223 and 5.56 ammunition types.
The bolt carrier cycled smoothly in my AR-15, showing a noticeable improvement in the recoil impulse. There were no failures to feed or extract during the first 200 rounds fired.
The installation was straightforward; the carrier dropped right into place without any issues. No additional adjustments or gunsmithing were necessary, so it was very user-friendly. After the initial range session, there were no signs of unusual wear or malfunctions.
Extended Use & Reliability
After several months of regular use, the American Built Arms Company bolt carrier continues to perform reliably. I’ve put roughly 1000 rounds through it in various conditions.
There are minimal signs of wear on the Nickel Boron coating. Cleaning the bolt carrier is significantly easier compared to my old phosphate-coated carrier. Carbon fouling wipes away with minimal effort.
Compared to my previous bolt carrier experiences, the American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec has noticeably outperformed it. The improved cycling and ease of cleaning make it a worthwhile upgrade.
Breaking Down the Features of American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec
Specifications
The American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec is chambered for 5.56x45mm NATO. It is constructed from 8620 tool steel for the carrier itself and 4130 steel for the gas key.
The Nickel Boron coating provides enhanced lubricity and corrosion resistance. The carrier is Mil-Spec, meaning it adheres to military standards for dimensions and materials. The bolt carrier is M-16 style, designed for optimal functioning in both semi-auto and full-auto AR-15 platforms.
These specifications are crucial for reliability and durability. The steel alloys chosen are known for their strength and resistance to wear, while the Nickel Boron coating reduces friction and makes cleaning easier.
Performance & Functionality
The American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec performs its job admirably. It cycles smoothly and reliably, contributing to the overall accuracy of the rifle.
The main strength is the smooth cycling and ease of cleaning attributed to the Nickel Boron coating. One potential area for improvement is the staking of the gas key, although it appears to be done adequately. It is something to monitor over time.
The carrier exceeds expectations in terms of ease of maintenance and reliable cycling.
Design & Ergonomics
The build quality of the American Built Arms Company bolt carrier is excellent. The use of quality materials contributes to the overall solid feel.
It’s a straightforward drop-in replacement; no significant learning curve is involved. The Nickel Boron finish provides a smooth, visually appealing look.
Durability & Maintenance
The American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec is built to last, thanks to its robust materials and corrosion-resistant coating. With proper care, it should provide reliable service for many years.
Cleaning is easy due to the Nickel Boron finish; carbon fouling wipes away easily. Regular lubrication is still necessary for optimal performance and longevity.
Accessories and Customization Options
The American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec is a standalone component and does not come with any specific accessories. It is designed to be compatible with any standard Mil-Spec AR-15 bolt.
While it doesn’t directly interface with external accessories, the bolt carrier’s performance can influence the rifle’s overall operation with different optics or suppressors. It is compatible with various AR-15 platforms and configurations.
Pros and Cons of American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec
Pros
- Enhanced Reliability: The Mil-Spec construction ensures consistent performance.
- Easy Maintenance: The Nickel Boron coating makes cleaning carbon fouling much simpler.
- Smooth Cycling: The reduced friction from the coating results in smoother operation.
- Corrosion Resistance: The Nickel Boron coating protects against rust and corrosion, extending the lifespan of the bolt carrier.
- Improved Aesthetics: The silver finish of the Nickel Boron coating adds a clean, professional look.
Cons
- Rough Finish: “It was not even a smooth coating/surface, very rough. There were also a few metal burrs.”
- Incomplete BCG: “This item only includes a bolt carrier; it is not a complete Bolt Carrier Group BCG.”
Who Should Buy American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec?
The American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec is perfect for AR-15 owners seeking to upgrade their existing bolt carrier for enhanced reliability and ease of maintenance. Competitive shooters and recreational shooters alike will appreciate the smoother cycling and ease of cleaning.
Those looking for a complete bolt carrier group (BCG) should skip this product, as it only includes the carrier itself.
A quality bolt is a must-have accessory to complete the BCG.
Conclusion on American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec
Overall, the American Built Arms Company Pro 5.56 Bolt Carrier, Nickel Boron, Mil-Spec is a worthwhile upgrade for AR-15 owners seeking improved performance and easier maintenance.
The price is justified considering the quality of materials and the benefits of the Nickel Boron coating.
I would personally recommend this bolt carrier to anyone looking to enhance their AR-15’s reliability and ease of maintenance. Upgrade your AR-15 today for smoother cycling and simplified cleaning!