Grey Ghost Gear GGP P320 Full Size Threaded Barrel 9mm Match Grade Sig P320

The Grey Ghost Gear GGP P320 FULL SIZE TB BLACK NITRIDE delivers a match grade, threaded barrel designed for the Sig P320 full size platform, finished in durable black nitride for enhanced corrosion resistance and longevity. This 9mm Luger barrel combines precision manufacturing with a precise 1/2x28 threading pattern, enabling seamless installation for suppressor-ready or muzzle device setups while preserving bore alignment and sustained accuracy. Built to fit the Sig P320 full size frame, the barrel's match grade quality supports tighter chamber and crown tolerances, helping shooters achieve consistent groupings at the range or in field conditions. The nitride finish not only contributes to a rugged appearance but also reduces wear, enhancing repeatability shot after shot. Whether upgrading an existing pistol or building a dedicated reliability-focused setup, this barrel offers a reliable platform for enhanced performance, clarity of sight picture, and smooth cycling with standard 9mm ammunition. Grey Ghost Gear blends practical engineering with rugged durability to deliver a barrel that complements the Sig P320's ergonomics and shooting versatility, making it a smart choice for precision-minded shooters seeking a professional-grade upgrade.