The Grey Ghost Precision GGP P320 Full Size Threaded Barrel Black Nitride is a match grade drop-in upgrade for Sig Sauer P320 full-size 9mm pistols. Machined from 416R gun barrel quality stainless steel and finished in a black nitride coating, this barrel is built for long-term durability and consistent performance. Its extended, threaded muzzle with included knurled thread protector allows easy mounting of suppressors or muzzle devices while maintaining proper bore alignment.

This barrel features a SAAMI-spec 9mm match chamber and a 1:10 twist rate, with final dimensions held to +/- 0.003" to promote tight, repeatable groups. Ideal for range use, training, and precision-focused shooting, it offers a straightforward way to enhance accuracy without gunsmith fitting. The combination of careful machining and Grey Ghost Precision’s attention to detail reflects the brand’s reputation for reliable, attainable performance parts.

Key Features:

• Manufacturer: Grey Ghost Precision
• Model: Match Grade Barrel
• Caliber: 9mm Luger
• Condition: New
• Threaded Barrel: Yes, 1/2x28 RH with knurled thread protector
• Unique Features: 416R stainless steel construction, black nitride finish, SAAMI-spec match chamber, 1:10 twist rate, drop-in fit for Sig P320 full size