SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin Review

The SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin Made a Bold First Impression

In the world of firearms, the SIG P320 has made quite a name for itself, known for its modularity and reliability. The SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin is a logical extension of that platform, offering a significant boost in firepower for those who demand it. This magazine promises to deliver the same level of quality and dependability as the original SIG magazines, but with a much higher capacity.

As someone who’s spent over a decade in the outdoor and tactical gear industry, I’m always on the lookout for equipment that enhances performance and provides a competitive edge. I often participate in shooting competitions where high capacity magazines are advantageous, and I’ve also used them in training scenarios where fewer reloads translate to more efficient practice. I decided to try this magazine because I was seeking to increase my round count in my P320 without sacrificing the reliability that I’ve come to expect.

Upon unboxing, the SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin felt solid and well-constructed. The coyote brown finish is aesthetically pleasing and appears durable. It matches many of the popular tactical color schemes. Compared to some aftermarket extended magazines I’ve used in the past, the SIG magazine feels more robust, and the removable sleeve is a thoughtful addition for a more comfortable grip on full-size grip modules. I’ve used ProMag extended magazines before, and while they offer a similar capacity, their reliability has been hit-or-miss. The SIG OEM origin was a major selling point for me.

My first impression was definitely positive. It exudes quality, and the SIG Sauer name instills confidence. It’s a welcome upgrade that addresses a need for increased capacity without compromising on the standards I expect from my equipment.

Real-World Testing: Putting SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin to the Test

First Use Experience

I took the SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin to my local shooting range for its initial test. I ran several drills, focusing on speed reloads and target transitions. The range provided a controlled environment to assess the magazine’s performance across different shooting scenarios.

The magazine functioned flawlessly through the first 150 rounds. I used a mix of 115-grain FMJ and 124-grain JHP ammunition to see if there were any feeding issues. No issues arose. I also wanted to see how the magazine performed when it was dirty. I lightly sprayed the magazine with some fine sand and continued to fire. It continued to run smoothly.

I was immediately impressed with the ease of use. The magazine inserted smoothly into my P320 M17, and the removable sleeve provided a comfortable grip extension. I did not need to adjust my grip or change my shooting stance to accommodate the magazine’s extended length.

Extended Use & Reliability

After several weeks of consistent use, the SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin has proven to be remarkably reliable. I’ve put approximately 1000 rounds through it, and it has consistently fed ammunition without any malfunctions. The only thing that I noticed was the extended length of the mag makes it heavier.

The magazine shows minimal signs of wear and tear. The coyote brown finish has held up well, even after being subjected to rough handling and multiple drops onto hard surfaces. It maintains its structural integrity. Cleaning the magazine is straightforward, thanks to the removable base plate. I typically disassemble and clean it after each range session.

This magazine has surpassed my expectations. It offers the increased capacity I was looking for, and maintains the reliability I expect from SIG Sauer products. It outcompetes some aftermarket magazines that I have previously tested.

Breaking Down the Features of SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin

Specifications

• Caliber: 9mm. This magazine is designed specifically for the 9mm SIG P320 platform.
• Capacity: 30 rounds. This significantly increases the firepower compared to standard capacity magazines.
• Origin: OEM (Original Equipment Manufacturer). Being a SIG Sauer product, it ensures proper fit and function within the P320 system.
• Construction: Complete steel body. This provides exceptional durability and resistance to deformation under stress.
• Finish: High-lubricity finish. Facilitates smooth feeding and ejection of cartridges, reducing friction and improving reliability.
• Follower: Durable polymer follower. Ensures consistent and reliable feeding of ammunition.
• Spring: High-tensile spring. Maintains consistent pressure on the cartridges, ensuring proper feeding even after extensive use.
• Base Plate: Removable sleeved base plate. Enhances comfort and function, particularly when used in a full-size grip module.
• Witness Holes: Rear witness holes in increments of 5. Allows for easy visual confirmation of the remaining rounds in the magazine.
• Color: Coyote Brown. Aesthetically pleasing and blends well with tactical gear.

These specifications are important because they directly contribute to the magazine’s reliability, durability, and overall user experience. The SIG Sauer name guarantees quality and compatibility.

Performance & Functionality

The SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin performs exceptionally well. It feeds rounds smoothly and reliably, ensuring consistent performance during rapid-fire drills and tactical scenarios. I experienced no malfunctions during testing.

The magazine’s strengths lie in its reliability and increased capacity. These features allow for prolonged shooting sessions without the need for frequent reloads. A slight improvement would be to offer different color options for the sleeve to match different grip modules. It meets and exceeds my expectations, providing a noticeable upgrade over standard capacity magazines.

Design & Ergonomics

The build quality is excellent, with the steel body providing a solid and robust feel. The coyote brown finish is aesthetically pleasing and offers good resistance to scratches and wear. The removable sleeve adds to the comfort, making it easier to maintain a secure grip.

The magazine is user-friendly. It inserts and ejects smoothly, and the witness holes make it easy to monitor the remaining round count. The extended length may require some adjustment for concealed carry, but it’s well-suited for open carry or tactical applications.

Durability & Maintenance

The SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin is built to last. Its steel construction and high-quality components ensure that it can withstand the rigors of frequent use and adverse conditions. I expect it to provide years of reliable service with proper maintenance.

Maintenance is simple. The removable base plate allows for easy cleaning and inspection. Regular cleaning and lubrication are all that’s needed to keep the magazine in top condition.

Accessories and Customization Options

The magazine comes with the removable sleeve, which enhances comfort and function. There are no other specific accessories or customization options directly associated with the magazine.

However, the magazine is compatible with all standard SIG P320 grip modules and magazine pouches. This makes it easy to integrate into existing gear setups.

Pros and Cons of SIG MAG P320 9MM 30RD EXTENDED COY – 9mm Caliber, OEM Origin