Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension Review

First Impressions of Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension

The Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension promises to be a game-changer for P320 owners looking to maximize their magazine capacity without sacrificing reliability or aesthetics. As someone deeply involved in the tactical and shooting sports world, I’m always on the lookout for accessories that enhance performance and offer a competitive edge. This extension caught my eye due to its claimed compatibility with various P320 magazine sizes and its durable 7075 aluminum construction.

I needed a reliable way to increase my P320’s capacity for competition without requiring me to purchase entirely new magazines. The allure of adding five rounds to my existing 17-round mags while staying within USPSA gauge limits was a strong draw.

Upon unboxing, the Herrington Arms extension immediately impressed me with its sleek design and robust feel. The 7075 aluminum felt substantial, not flimsy, and the Flat Dark Earth Cerakote finish on the one I ordered was flawless. Compared to some polymer extensions I’ve used in the past, this one exuded quality. I also considered extensions from other manufacturers, but the Herrington Arms extension offered a better balance of capacity, build material, and overall aesthetic appeal, promising seamless integration with my P320.

My first impression was overwhelmingly positive. The extension felt like a premium product that was well-engineered and ready to enhance my P320’s capabilities. I was excited to get it to the range and put it through its paces.

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Real-World Testing: Putting Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension to the Test

First Use Experience

I first tested the Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension at my local shooting range during a practice session for an upcoming USPSA match. The range offered a variety of shooting scenarios, from close-quarters drills to longer-range target engagements. The weather was typical for late spring – sunny, with a slight breeze.

The extension performed flawlessly right out of the gate. Loading the magazines with the added capacity was smooth, and I experienced no feeding issues or malfunctions during my initial 200-round session. Using the Herrington Arms extension was intuitive and straightforward. The added length to the magazine did not noticeably affect my grip or handling of the pistol.

After my first range session, I was extremely impressed with the Herrington Arms extension. It lived up to its promises of increased capacity and reliable feeding.

Extended Use & Reliability

After several weeks of use and approximately 1000 rounds fired, the Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension continues to perform admirably. I’ve used it in various training scenarios, including rapid-fire drills, movement drills, and simulated competition stages. The extension has held up remarkably well, showing no signs of wear or cracking.

The finish still looks new, and the extension remains securely attached to the magazine body. Cleaning the extension is simple; a quick wipe-down with a cloth and some solvent is all that’s needed. Compared to some other magazine extensions I’ve used, the Herrington Arms product definitely outperforms in terms of durability and reliability. It provides a noticeable advantage in competitive shooting by reducing the frequency of magazine changes.

Breaking Down the Features of Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension

Specifications

• The Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension is designed to increase the capacity of standard SIG Sauer P320 magazines by five rounds. This provides a significant advantage in situations where every round counts.
• It is constructed from weapon-grade 7075 aluminum, ensuring both lightweight and exceptional durability. The use of 7075 aluminum provides excellent resistance to impacts and wear, crucial for demanding tactical and competitive environments.
• The extension is available in multiple finishes, including Flat Dark Earth Cerakote and matte black anodized, allowing users to match the extension to their pistol’s aesthetics. These finish options offer excellent corrosion resistance and a professional appearance.
• It is compatible with 9mm Luger caliber P320 magazines (15, 17, and 21-round capacities) and is designed to fit within the 141.25mm USPSA gauge when used with a 17-round magazine. This compatibility ensures the user can take full advantage of the increased capacity during competitions.
• The extension is designed for easy installation, requiring no gunsmithing or specialized tools. This user-friendly design allows for quick and simple upgrades.

Performance & Functionality

The Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension enhances the P320’s capabilities by providing increased firepower without compromising reliability. It performed flawlessly throughout my testing, with no feeding issues or malfunctions.

The extension excels in competition scenarios, reducing the need for frequent magazine changes and allowing for quicker stage times. The primary advantage is its ability to extend magazine capacity while remaining within USPSA size regulations, a major benefit for competitive shooters. While it does add a slight amount of weight to the magazine, the benefits far outweigh this minor drawback.

Design & Ergonomics

The Herrington Arms extension is designed to seamlessly integrate with the P320, maintaining a consistent and professional appearance. The materials used are high-quality, and the construction feels solid and durable.

The extension adds a slight amount of length to the magazine, but it doesn’t negatively impact the grip or handling of the pistol. Installation is simple and requires no specialized tools.

Durability & Maintenance

The 7075 aluminum construction ensures the Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension is built to last. The product is very easy to maintain.

After extended use, the extension shows no signs of wear or damage. A quick wipe-down with a cloth and some solvent is all that’s needed to keep it in top condition.

Accessories and Customization Options

The Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension does not come with additional accessories, as it is a standalone product designed to enhance existing magazines. The extension’s compatibility with standard P320 magazines and various finishes allows for customization.

While not directly related to accessories, the ability to choose between Flat Dark Earth Cerakote and matte black anodized finishes is a form of customization. Users can select the finish that best matches their P320, further enhancing the pistol’s aesthetics.

Pros and Cons of Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension

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Who Should Buy Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension?

The Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension is perfect for competitive shooters, tactical professionals, and anyone who wants to maximize their P320’s magazine capacity without sacrificing reliability. It’s an ideal upgrade for USPSA competitors seeking a competitive edge.

This product might not be necessary for casual shooters who are primarily concerned with recreational target practice. Individuals on a very tight budget might also consider more affordable polymer options. A must-have accessory would be a quality magazine pouch to accommodate the slightly extended magazine length.

Conclusion on Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension

The Herrington Arms HA SIG Sauer P320 5 Round Magazine Extension is a high-quality product that delivers on its promises of increased capacity, durability, and reliability. The price is justified by the use of premium materials and the enhanced performance it provides.

I would highly recommend this extension to anyone looking to upgrade their P320. It’s a worthwhile investment that will enhance your shooting experience, particularly in competitive environments. Enhance your P320 today – you won’t regret it!