Sig Sauer P320 Full Size Pro 9mm with Romeo1 Pro Optic & XRAY3 Night Sights

The Sig Sauer P320 Full Size Pro in 9mm is a competition-ready, duty-grade pistol built for shooters who demand precision and reliability. This configuration comes equipped with the Sig Sauer Romeo1 Pro reflex optic pre-mounted on an optics-ready slide, paired with XRAY3 day/night sights for outstanding target acquisition in any lighting condition. The P320 platform is trusted by military, law enforcement, and competitive shooters worldwide — and for good reason. Its modular fire control unit, crisp trigger, and ergonomic grip module make it one of the most versatile and customizable handguns on the market today.

Chambered in 9mm and built on the full-size P320 frame, this pistol offers a generous 17-round capacity, making it an excellent choice for home defense, range training, competition shooting, and everyday carry for those who prefer a full-size platform. The Romeo1 Pro optic delivers a large, easy-to-acquire 3 MOA dot with outstanding battery life and a durable, shake-awake design.

At Deep Roots Rifle Co, we carry a strong selection of Sig Sauer pistols and accessories — available online with fast shipping nationwide or in person at our Eustis, Florida gun store. Whether you’re a seasoned competitor or a first-time buyer looking for a premium defensive pistol, our knowledgeable staff is here to help you find the right firearm. Order online today or stop by our store to handle this outstanding Sig Sauer P320 Full Size Pro for yourself.