Out of stock
SKU: SIW320C9BPRORXE
UPC: 798681710973
MPN: W320C-9-BXR3-PRO-RXE
The SIG Sauer P320 Pro 9mm 3.9" 16-Round Pistol is a refined striker-fired platform purpose-built for law enforcement, military, and civilian tactical professionals who demand a duty-grade handgun with proven reliability and ergonomic excellence. This compact-to-midsize 9mm combines the modular P320 system's versatility with Pro-series refinements, making it an ideal choice for patrol officers, plainclothes operators, and serious civilian shooters seeking a balanced carry gun with minimal recoil impulse. The P320 Pro platform has earned its place in the hands of military special operations units and major U.S. law enforcement agencies, reflecting decades of combat and street-proven performance.
The 3.9-inch barrel geometry produces a velocity sweet spot for 9mm duty ammunition while maintaining the compact handling characteristics that define the Pro series—optimal sight radius without sacrificing concealability or on-body weight distribution. The flat trigger delivers consistent, predictable break geometry critical for accurate rapid fire, while the integrated Picatinny rail enables mounting of modern tactical lights and lasers essential for low-light engagement. SIG's pre-cocking striker design ensures consistent trigger performance and simplified safety protocols, and the modular fire control unit allows customization of grip modules in different sizes and colors, accommodating a wide range of hand sizes and allowing transition between personal and duty configurations.
LEOs carrying the P320 Pro benefit from compatibility with SIG's entire P320 ecosystem—spare grip modules, night sight sets, and aftermarket triggers are readily available for duty optimization. The 16-round magazine capacity provides sufficient ammunition for most defensive scenarios while maintaining a low-profile carry footprint, and the included sights are designed for rapid target acquisition in high-stress environments. Whether used as a duty sidearm with a tactical light and red-dot sight, or configured for concealed carry with appendix or hip holster systems, the P320 Pro's modular design and proven mechanics make it a platform that grows with operator needs and preferences.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
