Strike Industries P320 Aluminum Extended Magazine Plate (Black) | +5 Mag Extension (9mm)
Not Yet Rated | Write the First Review SKU: 222-STR-SI-EMP-AL-P320-BK
UPC: 794000000000
MFG#: SI-EMP-AL-P320-BK

The Strike Industries Aluminum Extended Magazine Plate (EMP) for the SIG SAUER P320 is built for shooters who demand precision, performance, and a premium look. This +5 capacity magazine extension gives your P320 more rounds, better control, and a high-end finish that stands up to competition and duty use.

CNC-machined from durable aluminum and finished in matte black anodizing, the Strike Industries EMP combines lightweight strength with a refined appearance. Designed for smooth reloads and a confident grip, this extension provides a perfect balance between function and form. Whether you’re training, competing, or defending, the EMP gives your P320 the edge it deserves.

Features

• +5 Round Capacity: Boosts your 9mm magazine capacity for extended performance.

• Precision CNC-Machined Aluminum: Strong yet lightweight construction for long-lasting reliability.

• Matte Black Anodized Finish: Sleek, scratch-resistant coating matches most Sig P320 frames.

• USPSA Legal (140mm): Compliant with competitive shooting standards.

• Tool-Free Installation: Quick to install with secure lockup—no gunsmithing required.

• Enhanced Grip Profile: Provides additional control during reloads and manipulations.

• Strike Industries Quality: Trusted by professionals and competitors for consistent performance.

Why Upgrade to the Strike Industries Aluminum EMP (Black)?

Adding capacity is about more than just extra rounds—it’s about confidence. The Strike Industries Aluminum EMP for the Sig P320 gives you five additional rounds without sacrificing handling or balance. Its machined aluminum body resists flex and impact, maintaining tight tolerances even under recoil.

Unlike polymer extensions, this EMP delivers a solid feel and premium durability. The matte black finish blends seamlessly with your pistol for a tactical, low-profile appearance. It’s the ultimate combination of performance, style, and reliability for any serious P320 owner.

Compatibility

• Fits: Sig Sauer P320 9mm magazines

• Capacity: +5 rounds

• Compatible Frames: Works with standard, compact, carry, and X-Series grip modules

• Finish: Black anodized aluminum

Installation

Installing the Strike Industries P320 Aluminum EMP is fast and easy. Simply remove your existing base plate, slide on the EMP, and lock it securely into position. No tools or permanent modifications required. Always ensure your magazine is unloaded before installation.

FAQs

Q: How many extra rounds does this extension add?
A: It adds +5 rounds to your standard Sig Sauer P320 9mm magazine.

Q: Is this extension USPSA legal?
A: Yes. The EMP is designed to meet USPSA 140mm competition guidelines.

Q: Is it compatible with all P320 models?
A: Yes. It fits most P320 9mm models, including Compact, Carry, Full-Size, and X-Series grip modules.

Q: Can I install it without tools?
A: Yes. It’s a tool-free, drop-in installation that takes only minutes.

Q: What’s the advantage of aluminum over polymer?
A: Aluminum provides superior rigidity, wear resistance, and a more refined feel compared to polymer extensions.

Q: Will this work with .40 S&W or .357 SIG magazines?
A: No. The EMP is specifically designed for 9mm P320 magazines only.

Q: Does it come with a new spring?
A: It uses your factory spring but is compatible with performance springs for extended reliability.