SIG SAUER P320 Full-Size 9mm Striker-Fired Pistol, Optic Ready, Night Sights, 10+1

The SIG SAUER P320 Full-Size is a battle-proven, striker-fired pistol trusted by military, law enforcement, and civilian shooters worldwide. Chambered in 9mm with a 4.7-inch barrel, this optic-ready variant is built for home defense, duty carry, and serious range work. The serialized fire control unit design and robust Nitron finish make it one of the most adaptable and durable full-size pistols on the market.

Key Specifications

• The pistol is chambered in 9mm for proven stopping power and broad ammunition availability.
• A 4.7-inch barrel delivers enhanced velocity and a longer sight radius for improved accuracy.
• The action is striker fired, providing a consistent trigger pull with no external hammer to manage.
• Capacity is 10+1 rounds, and the package includes two 10-round steel magazines.
• The slide is optic ready with factory serrations, allowing direct mounting of popular miniature red dot sights.
• SIGLITE night sights are installed from the factory for low-light target acquisition right out of the box.
• The slide and barrel feature SIG’s durable Nitron finish for corrosion and wear resistance.
• The overall color is black with a Nitron-coated slide over a polymer frame.

The P320 Full-Size isn’t just a pistol — it’s a modular, upgradeable platform that grows with your skills and mission requirements. The factory-installed SIGLITE night sights and optic-ready slide mean it’s ready to perform in any lighting condition straight out of the box, with room to customize. Whether you’re building a home defense setup or adding to a competitive shooting kit, the P320 Full-Size delivers the accuracy, reliability, and SIG-quality engineering that serious shooters demand.