SIG SAUER P320 Modular Optic System Cover Plate Review

First Impressions of SIG SAUER P320 Modular Optic System Cover Plate

The SIG SAUER P320 Modular Optic System Cover Plate is a small but crucial component for anyone running a P320 platform. This unassuming piece allows for a seamless, factory-finished look when an optic isn’t mounted. It’s a detail that can make a significant difference in the overall aesthetics and feel of your firearm, and that is what drew me to it.

My primary goal in acquiring the SIG SAUER P320 Modular Optic System Cover Plate was to protect the MOS cut on my P320 slide when not in use with a red dot. Over time, the exposed metal could corrode, or debris could accumulate, potentially damaging the threads or interfering with future optic installations. I wanted a reliable and clean solution, and Sig Sauer seemed like the most dependable manufacturer for this component.

Unboxing was straightforward; the cover plate arrived in a simple Sig Sauer package. Immediately, I noticed the clean lines and the seemingly durable aircraft-grade aluminum construction. The weight was negligible, which is exactly what I wanted – no added bulk.

Compared to similar aftermarket options, the SIG SAUER P320 Modular Optic System Cover Plate stood out due to its perceived quality and Sig Sauer’s reputation. While some cheaper alternatives might offer similar aesthetics, I trusted Sig Sauer’s tolerances and finish to be a better fit and offer better protection. This peace of mind was worth the slightly higher price.

My first impression was positive – a well-made, practical accessory that promises to maintain the integrity and aesthetics of my P320 slide. I was excited to install it and see how it held up during regular use at the range.


Real-World Testing: Putting SIG SAUER P320 Modular Optic System Cover Plate to the Test

First Use Experience

My first range trip after installing the SIG SAUER P320 Modular Optic System Cover Plate was primarily to test its fit and ensure it didn’t loosen during firing. I put about 200 rounds through my P320, switching between different grain weights and bullet types. The cover plate remained firmly in place throughout the session.

The weather was slightly damp, which provided a small test of its corrosion resistance. After cleaning the firearm, I noticed no signs of rust or discoloration on the cover plate, indicating that the aluminum and finish were doing their job. I found the installation process very easy and intuitive.

There were no immediate issues or surprises. The SIG SAUER P320 Modular Optic System Cover Plate performed exactly as expected.

Extended Use & Reliability

After several months of use, the SIG SAUER P320 Modular Optic System Cover Plate continues to perform reliably. It has been exposed to a variety of conditions, from hot, dusty days at outdoor ranges to cold, wet training sessions. There are no signs of significant wear and tear beyond minor cosmetic scratches.

Cleaning is simple; a quick wipe down with a gun cleaning solvent is usually sufficient to remove any residue or grime. The finish has proven to be durable, resisting most scratches and abrasions. Compared to other cover plates I’ve used on different platforms, the SIG SAUER P320 Modular Optic System Cover Plate has exceeded my expectations in terms of durability and fit.

It maintains a secure fit even after repeated removal and reinstallation. This gives me confidence that it will continue to protect the MOS cut on my P320 for the long haul.

Breaking Down the Features of SIG SAUER P320 Modular Optic System Cover Plate

Specifications

The SIG SAUER P320 Modular Optic System Cover Plate is specifically designed for Sig Sauer P320 pistols equipped with the Modular Optic System (MOS). It is constructed from aircraft-grade aluminum, ensuring a lightweight yet durable design. The cover plate is available in 10 colors, allowing for personalization and matching the firearm’s aesthetic.

The quantity is one cover plate per package, as this is all that is required to fill the MOS cut. The specification of aircraft-grade aluminum is crucial as it provides a balance between lightweight and strength, preventing corrosion while maintaining structural integrity.

Performance & Functionality

The SIG SAUER P320 Modular Optic System Cover Plate performs its job admirably by filling the void left when an optic isn’t mounted on the P320 MOS slide. It prevents debris from entering the slide and protects the mounting threads from damage. Its low profile ensures that it doesn’t interfere with the pistol’s handling or holster compatibility.

The primary strength lies in its perfect fit and seamless integration with the P320 slide. A minor weakness might be its relatively simple design, lacking any aggressive texturing or features for enhanced grip during installation/removal, but this is a very minor concern. It meets my expectations perfectly.

Design & Ergonomics

The SIG SAUER P320 Modular Optic System Cover Plate boasts a clean and minimalist design that complements the aesthetics of the P320. The aircraft-grade aluminum provides a solid feel without adding noticeable weight. Installation is simple and straightforward, requiring no specialized tools.

The finish is smooth and consistent, seamlessly blending with the slide’s surface. There is virtually no learning curve involved; anyone familiar with firearms can easily install and remove the cover plate.

Durability & Maintenance

The aircraft-grade aluminum construction of the SIG SAUER P320 Modular Optic System Cover Plate ensures long-term durability. Its resistance to corrosion and wear makes it a reliable accessory. Maintenance is minimal; regular cleaning with standard gun cleaning solvents is sufficient to keep it in optimal condition.

There are no small parts or intricate mechanisms that require special attention, simplifying maintenance. The SIG SAUER P320 Modular Optic System Cover Plate is designed to last the lifetime of the pistol.

Accessories and Customization Options

The SIG SAUER P320 Modular Optic System Cover Plate is primarily a standalone accessory designed to protect the MOS cut. It does not directly support additional accessories. However, its availability in 10 colors allows for some degree of customization to match or complement the pistol’s overall appearance.

Its compatibility with aftermarket optics is implicit; when you’re ready to install an optic, simply remove the cover plate. The Sig Sauer P320 platform boasts a wide range of accessories from different brands, including various optics, grips, and trigger systems.

Pros and Cons of SIG SAUER P320 Modular Optic System Cover Plate

Pros

  • Perfect fit on Sig Sauer P320 MOS slides.
  • Durable aircraft-grade aluminum construction.
  • Protects MOS cut from debris and damage.
  • Available in 10 colors for personalization.
  • Maintains a clean, factory-finished look.

Cons

  • Relatively simple design.
  • Might be considered slightly expensive compared to generic alternatives.


Who Should Buy SIG SAUER P320 Modular Optic System Cover Plate?

The SIG SAUER P320 Modular Optic System Cover Plate is perfect for P320 owners who switch between using optics and iron sights. It’s also ideal for those who want to maintain the aesthetic appeal and protect the MOS cut on their slides when an optic is not mounted. It is a must-have for anyone who wants to keep their firearm in pristine condition.

Those who prioritize budget above all else might skip this product, opting for cheaper aftermarket alternatives. However, it is an essential accessory for those who value quality, durability, and a perfect fit.

Conclusion on SIG SAUER P320 Modular Optic System Cover Plate

The SIG SAUER P320 Modular Optic System Cover Plate is a well-made, practical accessory that delivers on its promise. Its durable construction, perfect fit, and aesthetic appeal make it a worthwhile investment for any Sig Sauer P320 owner. While it might be slightly more expensive than generic alternatives, the peace of mind and quality are well worth the price.

I would personally recommend it without hesitation to anyone looking to protect their P320’s MOS cut and maintain a clean, professional look. If you value your firearm and want to keep it in top condition, the SIG SAUER P320 Modular Optic System Cover Plate is a must-have. Invest in one today and experience the difference.

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