JK Armament Compact Barrel Features The JK Armament Barrel is machined from 416 stainless steel a material prized for its strength and corrosion resistance giving the P320 Compact a durable upgrade over the factory barrel. The 1/2x28 threaded muzzle accepts common suppressors and muzzle devices right out of the box and the included thread protector keeps the threads clean and protected when not in use. At 3.9 inches the barrel matches the factory compact length preserving the pistol s original slide-to-barrel fit and reliability. This makes it a straightforward drop-in option for P320 Compact owners wanting added versatility. The black finish on the 416 stainless steel construction provides both a clean aesthetic and long-term wear resistance in field and range conditions. Because the barrel is purpose-built for the Sig Sauer P320 Compact installation is simple and does not require additional gunsmithing for most builds. For shooters running suppressor hosts or muzzle devices this barrel opens up options the factory barrel does not offer. It is a practical well-made upgrade for P320 Compact owners seeking more capability from their pistol. JK Armament Compact Barrel Specifications Brand: JK Armament Caliber: 9mm Luger Compatible Hosts: Sig Sauer P320 Compact Barrel Finish: Black Barrel Material: 416 Stainless Steel Barrel Length: 3.9 Thread Pattern: 1/2x28 Includes: Thread Protector Available At: GrabAGun