The SilencerCo AC5369 Threaded Barrel 9mm Luger fits Sig P365XL in black nitride stainless steel, delivering a rugged, precision-engineered solution for handgun enthusiasts seeking reliable performance with a pistol suppressor. Crafted from 416R stainless steel and finished in durable black nitride, this threaded barrel is designed to endure harsh conditions while maintaining tight tolerances for consistent accuracy and suppressed operation. As a complementary component to SilencerCos pistol suppression systems, this threaded barrel integrates seamlessly with compatible pistons and pistol silencers, providing a secure interface and dependable cycling under varied loads. Each barrel includes a Thread Protector to shield the threads during transport and storage, preserving surface finish and threading integrity. The combination of material quality, corrosion resistance, and the threaded design equips shooters to maximize suppressor use, optimize gas flow, and achieve smoother recoil management during extended shooting sessions. Whether youre upgrading a Sig P365XL for suppressed carry, competition, or range practice, the SilencerCo AC5369 threaded barrel offers a purpose-built, high-performance option that aligns with SilencerCos standard of craftsmanship and reliability.