F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention Review

First Impressions of F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention

The F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension promises to boost the capacity of an already high-capacity pistol, making it even more formidable. With the growing popularity of the Ruger 57 and its unique 5.7x28mm cartridge, magazine extensions like this one from F5 MFG are becoming increasingly sought after. This extension claims to seamlessly integrate with the Ruger 57 magazines, increasing the round count to a substantial 25+1.

I’ve always believed in maximizing the potential of my firearms, especially in situations where capacity can be a critical advantage. The Ruger 57, while offering a decent 20-round magazine, felt like it could benefit from a few extra rounds for range sessions and peace of mind. I was primarily looking for a robust and reliable magazine extension that wouldn’t compromise the functionality of the pistol or introduce feeding issues.

Upon receiving the F5 MFG extension, the first thing that struck me was the heft and feel of the 6061-T6 aluminum. The black anodized finish appeared durable and well-applied. Holding the extension alongside a factory Ruger 57 magazine, the design seemed well-integrated, suggesting a potentially seamless fit.

Compared to other magazine extensions I’ve used in the past for different platforms, this one appears to be more robust and precisely machined. Many extensions on the market feel like an afterthought, but this one seems purpose-built for the Ruger 57. I chose this particular extension because of F5 MFG’s reputation for quality and the promise of a perfect fit.

My initial reaction was one of cautious optimism. The build quality and design aesthetics were impressive, but the true test would be in its functionality and reliability on the range. I was excited to see if it lived up to its promise of adding five rounds without compromising the pistol’s performance.


Real-World Testing: Putting F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention to the Test

First Use Experience

My first outing with the F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension was at my local shooting range. I wanted to put it through its paces under controlled conditions. The weather was typical for early spring: a bit chilly with a slight drizzle, creating slick conditions.

The installation was straightforward using the provided Allen key, though I did consult a YouTube video to ensure I wasn’t missing any steps. Once installed, the extended magazine locked into the Ruger 57 with a reassuring click. Loading the full 25+1 rounds took a bit of effort, as expected with a fully compressed magazine spring.

On the range, the F5 MFG extension performed admirably during the first few magazines. I experienced no feeding issues or malfunctions with standard factory ammunition. The added weight of the full magazine felt negligible, and the grip remained comfortable.

Extended Use & Reliability

After several weeks of use, including multiple range sessions and some informal testing in a more rugged outdoor environment, the F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension has held up remarkably well. I’ve put approximately 500 rounds through the extended magazines. This included a mix of different brands of 5.7x28mm ammunition.

There are no noticeable signs of wear and tear on the aluminum extension itself. The black anodized finish has proven to be scratch-resistant. I did notice that the magazine spring seems to be slightly compressed after being loaded for extended periods, so I now avoid leaving the magazines fully loaded for weeks at a time.

Maintenance is simple: I occasionally wipe down the exterior with a silicone cloth to remove any dirt or debris. A more thorough cleaning involves disassembling the magazine and wiping down the internal components with a dry cloth. Compared to other magazine extensions I’ve used, this one requires minimal maintenance.

Breaking Down the Features of F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention

Specifications

The F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension is designed specifically for the Ruger 57 pistol, chambered in 5.7x28mm. It increases the magazine capacity by five rounds, bringing the total capacity to 25+1. The extension is constructed from 6061-T6 aluminum, known for its strength and lightweight properties.

The color of the extension is black, achieved through an anodizing process that enhances durability and corrosion resistance. It comes with several included accessories, including an extended slide release, an extended magazine release, a full universal optics plate kit, an installation Allen key, and a baggie of Superlube. These specifications are significant because they directly impact the pistol’s handling, reliability, and customization options.

Performance & Functionality

The primary function of the F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension is to increase magazine capacity without compromising the firearm’s reliability. In my experience, it largely succeeds in this goal. The magazines feed smoothly and consistently, with no noticeable difference in performance compared to the factory 20-round magazines.

The extended slide release and magazine release are welcome additions, making reloading and slide manipulation easier, especially under stress. However, the added length of the magazine can make it slightly more challenging to conceal carry for some users. The biggest strength is the increased capacity and enhanced ergonomics, while a minor weakness is the slight increase in overall magazine length.

Overall, the extension meets and somewhat exceeds expectations, providing a noticeable improvement in capacity and handling. The included accessories are a bonus, further enhancing the pistol’s functionality.

Design & Ergonomics

The build quality of the F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension is excellent. The 6061-T6 aluminum feels solid and well-machined. The black anodized finish provides a clean and professional look. The weight is negligible, adding minimal bulk to the pistol.

The extension is designed to seamlessly integrate with the factory Ruger 57 magazine, resulting in a comfortable and secure grip. There is a slight learning curve involved in disassembling and reassembling the magazine with the extension. However, once familiar with the process, it becomes quick and easy.

Durability & Maintenance

Given its construction from 6061-T6 aluminum, the F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension is expected to last for many years with proper care. The anodized finish is resistant to scratches and corrosion, further enhancing its longevity.

Maintenance is straightforward, requiring only occasional cleaning and lubrication. Disassembly is relatively simple, allowing for thorough cleaning of the internal components. The extension is designed to be user-serviceable, making repairs easy if necessary.

Accessories and Customization Options

The F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension comes with a comprehensive set of accessories. These include an extended slide release, extended magazine release, full universal optics plate kit, installation Allen key, and a baggie of Superlube. The extended slide and magazine releases are particularly useful for improving ergonomics and speed during reloads.

The inclusion of a universal optics plate kit opens up a wide range of customization options. It allows users to easily mount various red dot sights and other optics to their Ruger 57. The extension is compatible with most standard Ruger 57 magazines. This makes it easy to switch between factory and extended magazines as needed.

Pros and Cons of F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention

Pros

  • Increased Capacity: Adds five rounds, bringing the total to 25+1, providing a significant tactical advantage.
  • High-Quality Construction: Made from durable 6061-T6 aluminum with a robust anodized finish for long-lasting performance.
  • Enhanced Ergonomics: Extended slide and magazine releases improve handling and speed during reloads.
  • Comprehensive Accessory Kit: Includes a universal optics plate kit, allowing for easy mounting of various optics.
  • Easy Installation: Simple installation process with included Allen key and clear instructions.

Cons

  • Slightly increased magazine length can affect concealability for some users.
  • Higher initial cost compared to some other magazine extensions on the market.


Who Should Buy F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention?

The F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension is perfect for competitive shooters, tactical enthusiasts, and anyone who wants to maximize the capacity of their Ruger 57. It’s also a great addition for those who prioritize enhanced ergonomics and customization options.

Individuals primarily concerned with concealability or those on a very tight budget might want to consider other options. Users should ensure that they are comfortable with the slight increase in magazine length.

Must-have accessories include a high-quality holster designed to accommodate the extended magazine, as well as a reliable red dot sight for use with the included optics plate kit. A magazine loader can also be helpful for loading the full 25+1 rounds.

Conclusion on F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention

Overall, the F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension is a well-designed and high-quality accessory that significantly enhances the Ruger 57 pistol. The increased capacity, combined with the enhanced ergonomics and included accessories, makes it a worthwhile investment for serious shooters.

The price is justified given the quality of materials, the comprehensive accessory kit, and the noticeable improvement in performance. While it may not be for everyone, those who value increased capacity and customization options will find this extension to be an excellent addition to their Ruger 57.

I would personally recommend the F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extension to anyone looking to upgrade their Ruger 57. It’s a solid, reliable, and well-designed product that delivers on its promises. If you’re ready to take your Ruger 57 to the next level, this is the accessory to get.

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