The Faxon Firearms Duty Series 9mm Barrel (brand part number M&PA910NSNOQT) is a direct-fit replacement barrel for the Smith & Wesson M&P Shield 3.1-inch. Faxon machines it from 4150 steel and cuts a 1:10-inch twist rate to stabilize standard 9mm bullet weights for reliable accuracy. As part of Faxon’s Duty Series, it’s built for a shooter looking to replace a worn factory barrel or step up barrel quality on a carry-focused Shield without changing the rest of the pistol.

Key Specifications

• Fits the Smith & Wesson M&P Shield 3.1-inch pistol.
• Chambered in 9mm.
• Machined from 4150 steel for durability.
• Cut with a 1:10-inch twist rate.
• Part of Faxon’s Duty Series barrel line.

Frequently Asked Questions

What pistol does this fit? The Smith & Wesson M&P Shield 3.1-inch.

What is the twist rate? 1:10 inches, sized for standard 9mm bullet weights.

Buy the Faxon Firearms Duty Series 9mm Barrel – S&W M&P Shield 3.1-Inch

Upgrade your Shield’s barrel with a durable Duty Series replacement. Order it from our Faxon Firearms lineup, part of our handgun barrels selection, from our Lubbock, Texas gun shop as soon as it’s ready to ship.