Griffin GAP365XLTB 9mm 4" Black Nitride Stainless Steel Fits Sig Sauer P365XL, Handgun Barrels

Overview

The Griffin Armament GAP365XLTB ATM (Advanced Threaded Match) barrel is designed for the Sig Sauer P365XL. It is billet-machined from 416R chromium stainless steel with a black nitride finish for increased surface hardness, wear resistance, and corrosion protection. The barrel features broach-cut rifling and a target-crowned 1/2"-28 threaded muzzle, facilitating the use of suppressors or other muzzle accessories. Engineered for concealed carry, this 4.35-inch barrel includes a micro carry compensator and features a polished chamber to ensure reliable function with various ammunition types. The design incorporates a loaded chamber indicator and is built to drop into factory-spec slides without the need for gunsmithing, offering a balance of match-grade accuracy and reliable operation.

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