SIG Sauer P320 FLUX 9mm 5.5" Barrel 21/30rd Tac-Ops Pistol

The SIG Sauer P320 FLUX 9mm delivers enhanced stability and accuracy through its innovative chassis-based design and extended barrel configuration. This tactical pistol bridges the gap between traditional handguns and compact carbines, offering shooters improved control and versatility.

What Makes This Different

The FLUX chassis system transforms the standard P320 into a more stable shooting platform with enhanced ergonomics and control surfaces. Unlike conventional pistols, this configuration provides multiple grip positions and stabilization points that significantly improve accuracy potential. The 5.5-inch barrel length optimizes velocity while maintaining manageable overall dimensions for tactical applications.

Key Features

• FLUX chassis system with integrated stabilizing brace and enhanced grip surfaces
• 5.5-inch threaded barrel for suppressor compatibility and improved ballistics
• Dual magazine capacity options: 21-round and 30-round extended magazines
• Picatinny rail sections for optics, lights, and tactical accessories
• Modular trigger system with crisp break and short reset
• Ambidextrous controls including slide catch and magazine release
• Nitron-finished slide with enhanced corrosion resistance

Field performance demonstrates notable improvements in accuracy and control over standard pistol configurations. The extended sight radius and multiple contact points enable precise shot placement at extended ranges typical in competitive shooting and tactical scenarios. Weather-sealed construction maintains reliability across temperature extremes and moisture conditions.

Technical Specs

• Caliber: 9mm Luger
• Barrel Length: 5.5 inches, threaded 1/2x28
• Overall Length: Approximately 12.5 inches
• Magazine Capacity: 21 rounds (compact) / 30 rounds (extended)
• Frame Material: Polymer with steel chassis insert
• Slide Material: Stainless steel with Nitron coating
• Trigger Pull: Approximately 5.5-6.5 pounds
• Rail System: M1913 Picatinny compatible
• Manufactured: USA

This configuration addresses the growing demand for pistol-based platforms that offer carbine-like stability without NFA restrictions. The proven P320 operating system combined with the FLUX enhancement package creates a versatile platform suitable for competitive shooting, tactical training, and specialized applications where enhanced accuracy and control are priorities.