Sig Sauer P320 Flux TACOPS Handgun 9mm Luger 30(2)&21(3)rd Magazines 5.5" Threaded Barrel Brace

The Sig Sauer P320 Flux TACOPS is a modern 9mm handgun built for shooters who demand modularity, firepower, and tactical capability in one package. The standout feature is the rapid-deploying stabilizing brace paired with a 5.5-inch threaded barrel, giving you the option to run a suppressor for training, home defense, or specialized applications. The Flux platform starts with a stainless steel frame and Nitron-finished slide, wrapped in a black polymer Flux chassis that prioritizes both durability and ergonomics—and the whole design is engineered around the P320's legendary reliability and customization ecosystem.

This TACOPS variant comes configured for serious use: an ambidextrous dual magazine release system keeps the gun equally efficient whether you're right- or left-handed, while the non-reciprocating Picatinny optic rail lets you mount your choice of red dot or low-power scope without dealing with slide travel. The integrated flared magwell helps you reload fast under pressure, and XRAY 3 Day/Night sights cut through low-light situations without batteries. The flat XSERIES trigger breaks cleanly and resets predictably, contributing to the control needed for precision work downrange.

Capacity comes in two flavors: you get two 30-round magazines for extended range sessions or duty applications, plus two 21-round magazines for carrying or training comfort. At 10.9 inches collapsed and 49.2 ounces with a magazine loaded, the P320 Flux TACOPS strikes a practical balance between compact handling and the sight radius and control that longer-barreled platforms deliver. Whether you're building a suppressed training rig, setting up a backup duty gun, or exploring what the P320 platform can really do, this Flux configuration gives you room to grow.

The threaded barrel opens creative possibilities: pair it with a quality suppressor for subsonic 9mm work, or run it unsuppressed and enjoy the benefit of a non-standard barrel for additional parts compatibility and customization. This is a thinking shooter's 9mm—modular, purposeful, and built by one of the most trusted names in modern pistol design.

Key Features

• 5.5-inch threaded barrel compatible with standard 1/2x28 suppressors
• Rapid-deploying stabilizing brace for added control and support
• Ambidextrous dual magazine release for left- and right-handed shooters
• Non-reciprocating Picatinny optic rail for red dot or low-power scope mounting
• Integrated flared magwell for faster, more reliable reloads
• XRAY 3 Day/Night sights for low-light shooting
• Flat XSERIES striker-fired trigger for clean, predictable breaks
• Stainless steel frame and Nitron-finished slide for corrosion resistance
• Black polymer Flux chassis for durability and ergonomic grip
• Comes with four magazines: (2) 30-round and (2) 21-round steel magazines

Specifications

Frequently Asked Questions

What magazines are included with the P320 Flux TACOPS?

You get two 30-round magazines and two 21-round magazines, all steel. That gives you capacity options for different shooting scenarios—max capacity for extended range work, or the 21-round tubes if you prefer a shorter footprint for carry or training.

Can I run a suppressor on this 9mm handgun?

Yes. The 5.5-inch barrel is threaded 1/2x28, the standard suppressor thread pitch for 9mm pistols. Any quality 1/2x28-threaded suppressor designed for 9mm will attach directly.

Is the P320 Flux TACOPS set up for optics?

Yes. It features a non-reciprocating Picatinny optic rail, which means the rail doesn't move with the slide—your optic stays stable and your zero doesn't shift. This is ideal for mounting a red dot sight or low-power variable scope.

Is this handgun ambidextrous?

The ambidextrous dual magazine release system means both right- and left-handed shooters can operate the gun naturally and efficiently. The gun itself uses the P320's standard architecture and ergonomics, which are designed to work well for shooters across the spectrum.