The Faxon Duty Series 9mm barrel is a replacement barrel for the Smith & Wesson M&P Shield with a 3.1-inch barrel (brand part no. M&PA910NSNOQT). Faxon Firearms builds it from 4150 steel as an upgrade over the factory barrel for shooters who want better consistency from a carry pistol. It is a purpose-built part for the M&P Shield 3.1-inch platform, intended for daily carry and range use.

Key Specifications

• The barrel is chambered in 9mm, matching the M&P Shield 9mm pistol.
• It is made to fit the S&W M&P Shield with a 3.1-inch barrel.
• Barrel length is 3.1 inches, the factory length for that platform.
• The barrel is machined from 4150 steel, the Duty Series construction.
• It belongs to the Faxon Duty Series, aimed at daily carry and range use.
• It is a direct replacement for the factory barrel, meant to improve function and consistency.

Frequently Asked Questions

Which pistol does this barrel fit? It is designed for the Smith & Wesson M&P Shield with a 3.1-inch barrel.

What caliber is this barrel? It is a 9mm barrel.

What is the barrel made from? The Duty Series barrel is made from 4150 steel.

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

A replacement barrel is one of the simplest ways to refresh a carry pistol without changing how it handles. This Duty Series barrel keeps the Shield’s 3.1-inch length. Order it with our other handgun barrels from our Lubbock, Texas gun shop for fast, direct shipping.