The Faxon Firearms GA910N43NGQT Duty Threaded G43/G43X 9mm barrel is a compact upgrade built to tighten groups and enhance reliability in Glock’s slimline pistols. Machined from durable 4150 CMV steel and finished in a full salt bath nitride, this drop-in barrel offers improved lockup over factory components while remaining easy to install. Its 3.75 inch threaded muzzle with a knurled thread protector is ready for suppressors or compensators, and the conventional rifling safely accommodates a wide range of 9mm Luger ammunition, including cast bullets.

This Duty Series barrel is ideal for everyday carry, training, and regular range use where shooters want consistent accuracy without sacrificing dependability. The 1:10 twist rate and 11 degree target crown help stabilize bullets and maintain repeatable performance shot after shot. Whether you are refining your concealed carry setup or building a smoother shooting practice pistol, this Faxon barrel delivers a balanced blend of precision and longevity backed by Faxon Firearms’ reputation for thoughtful engineering and quality manufacturing.

Key Features:

• Manufacturer: Faxon Firearms
• Model: GA910N43NGQT Duty Threaded G43/G43X 9mm Barrel
• Caliber: 9mm Luger
• Barrel Length: 3.75 inches
• Twist Rate: 1:10
• Muzzle Threading: 1/2-28 TPI
• Muzzle Crown: 11 Degree Target Crown
• Barrel Material: 4150 CMV Steel
• Rifling Type: Conventional
• Installation: Drop-In, No Gunsmithing Required