Guntec USA has been manufacturing AR-15, AR-308 and AR 9mm accessories since 1989. Our goal is to distribute excellent quality, at an economical value.
- 8620 Steel Bolt Carrier
- Grade 8 Screws To Mil-Spec
- USA Made
- 9310 Bolt MPI (Magnetic Particle Inspected)
- Aesthetic Coating Which Improves Durability & Lubricity
- 1 Year Warranty
- Hydraulically Staked CL Key
- Matte Rainbow PVD (Physical Vapor Deposition) Finish On Bolt Carrier, Nitride Finish On Bolt, Firing Pin Retainer, Staked Screws & CAM Pin
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Hugh –
Absolutely impressed with the AR-15 Bolt Carrier Group Mil-Spec Bcg in the matte rainbow PVD coating. From the moment I held it, the quality craftsmanship was evident. The finish is not only visually striking but also seems highly durable—perfect for both aesthetic appeal and long-term reliability. The coating gives it a subtle shimmer that catches the light just right, making it a standout piece for anyone looking to add a touch of uniqueness to their build.
The design adheres to strict Mil-Spec standards, ensuring perfect compatibility with my AR-15. I appreciate the attention to detail in the machining process—it feels smooth to the touch with tight tolerances, which contributes to the smooth cycling and overall performance when firing. The material feels sturdy yet lightweight enough to not add unnecessary bulk, which is essential for a reliable firearm.
In terms of function, this bolt carrier group performs flawlessly. It cycles cleanly through multiple rounds without any hiccups, and I noticed a definite improvement in cycling consistency compared to some previous parts I’ve used. The PVD coating not only looks good but also provides excellent corrosion resistance, which is a big plus given the varied environments I like to shoot in.
Value-wise, it’s a worthwhile investment for anyone wanting to upgrade their build with American-made parts that combine both form and function. The price reflects the quality, and I feel confident that this BCG will hold up well over time. Plus, supporting American manufacturing is always a plus in my book.
Overall, this AR-15 Bolt Carrier Group Mil-Spec Bcg with its matte rainbow PVD coating is a smart choice for both serious enthusiasts and casual shooters. It delivers on performance, durability, and eye-catching design without breaking the bank. Definitely recommend for anyone looking to elevate their AR-15’s reliability and aesthetic appeal—it’s an easy upgrade that makes a noticeable difference.
Karter –
Absolutely impressed with the AR-15 Bolt Carrier Group Mil-Spec Bcg in the matte rainbow PVD coating. From the moment I held it, the quality craftsmanship was evident. The finish is not only visually striking but also seems highly durable—perfect for both aesthetic appeal and long-term reliability. The coating gives it a subtle shimmer that catches the light just right, making it a standout piece for anyone looking to add a touch of uniqueness to their build.
The design adheres to strict Mil-Spec standards, ensuring perfect compatibility with my AR-15. I appreciate the attention to detail in the machining process—it feels smooth to the touch with tight tolerances, which contributes to the smooth cycling and overall performance when firing. The material feels sturdy yet lightweight enough to not add unnecessary bulk, which is essential for a reliable firearm.
In terms of function, this bolt carrier group performs flawlessly. It cycles cleanly through multiple rounds without any hiccups, and I noticed a definite improvement in cycling consistency compared to some previous parts I’ve used. The PVD coating not only looks good but also provides excellent corrosion resistance, which is a big plus given the varied environments I like to shoot in.
Value-wise, it’s a worthwhile investment for anyone wanting to upgrade their build with American-made parts that combine both form and function. The price reflects the quality, and I feel confident that this BCG will hold up well over time. Plus, supporting American manufacturing is always a plus in my book.
Overall, this AR-15 Bolt Carrier Group Mil-Spec Bcg with its matte rainbow PVD coating is a smart choice for both serious enthusiasts and casual shooters. It delivers on performance, durability, and eye-catching design without breaking the bank. Definitely recommend for anyone looking to elevate their AR-15’s reliability and aesthetic appeal—it’s an easy upgrade that makes a noticeable difference.