Smith & Wesson194198108
Smith & Wesson 14471 M&P Shield 9mm Luger 3.10" Black Armornite Stainless Steel$111.03
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Availability: In Stock
The Smith & Wesson M&P Shield Plus 9mm threaded barrel gives your carry gun serious versatility and modularity. This 3.70-inch threaded barrel fits any Shield or Shield Plus slide chambered for the original 3.1-inch barrel, opening the door to suppressor use, muzzle devices, and custom configurations that let you tailor your defensive pistol to your needs. The 1/2-28 thread pattern is the industry standard for 9mm suppressors and brakes, so you'll have no shortage of options.
Built from Armornite stainless steel with a tough black finish, this barrel is engineered for reliability and corrosion resistance. At just 5 ounces, the slight increase in barrel length over your factory setup brings modest velocity gains without adding noticeable heft to an already-light concealed carry gun. Whether you're building a home-defense setup, a range gun, or exploring suppressed shooting, this barrel swap is a straightforward way to customize your Shield Plus platform.
Drop-in replacement barrels like this one are a smart investment for Shield owners who want to experiment with different configurations without buying another pistol. It's the kind of modular freedom that makes the M&P platform so popular among shooters who like to tinker, test, and adapt their gear to evolving needs.
| Caliber | 9mm Luger |
| Barrel Length | 3.70 inches |
| Thread Pattern | 1/2-28 |
| Finish | Black Armornite Stainless Steel |
| Weight | 5 oz |
| Compatibility | Smith & Wesson Shield / Shield Plus slides (3.1" barrel models) |
Yes—this barrel is designed to fit any Shield or Shield Plus slide that originally came with a 3.1-inch barrel. It's a straightforward swap.
The 1/2-28 thread pattern is standard for 9mm suppressors and muzzle brakes. Any quality suppressor or device rated for 1/2-28 threads on 9mm will fit. Verify compatibility with your specific device manufacturer.
A threaded barrel lets you attach a suppressor for hearing protection and reduced recoil, or a muzzle brake for different shooting characteristics. It's also useful if you simply want to experiment with different muzzle devices as your needs evolve.
This is the barrel itself. Standard Shield Plus takedown and installation procedures apply—consult your pistol's manual or a qualified gunsmith if you're unfamiliar with barrel replacement.
SKU: 194197887 • Width: 4.1in • Height: 1.9in • Depth: 9.2in • Weight: 0.36oz
Availability: In Stock
The Smith & Wesson M&P Shield Plus 9mm threaded barrel gives your carry gun serious versatility and modularity. This 3.70-inch threaded barrel fits any Shield or Shield Plus slide chambered for the original 3.1-inch barrel, opening the door to suppressor use, muzzle devices, and custom configurations that let you tailor your defensive pistol to your needs. The 1/2-28 thread pattern is the industry standard for 9mm suppressors and brakes, so you'll have no shortage of options.
Built from Armornite stainless steel with a tough black finish, this barrel is engineered for reliability and corrosion resistance. At just 5 ounces, the slight increase in barrel length over your factory setup brings modest velocity gains without adding noticeable heft to an already-light concealed carry gun. Whether you're building a home-defense setup, a range gun, or exploring suppressed shooting, this barrel swap is a straightforward way to customize your Shield Plus platform.
Drop-in replacement barrels like this one are a smart investment for Shield owners who want to experiment with different configurations without buying another pistol. It's the kind of modular freedom that makes the M&P platform so popular among shooters who like to tinker, test, and adapt their gear to evolving needs.
| Caliber | 9mm Luger |
| Barrel Length | 3.70 inches |
| Thread Pattern | 1/2-28 |
| Finish | Black Armornite Stainless Steel |
| Weight | 5 oz |
| Compatibility | Smith & Wesson Shield / Shield Plus slides (3.1" barrel models) |
Yes—this barrel is designed to fit any Shield or Shield Plus slide that originally came with a 3.1-inch barrel. It's a straightforward swap.
The 1/2-28 thread pattern is standard for 9mm suppressors and muzzle brakes. Any quality suppressor or device rated for 1/2-28 threads on 9mm will fit. Verify compatibility with your specific device manufacturer.
A threaded barrel lets you attach a suppressor for hearing protection and reduced recoil, or a muzzle brake for different shooting characteristics. It's also useful if you simply want to experiment with different muzzle devices as your needs evolve.
This is the barrel itself. Standard Shield Plus takedown and installation procedures apply—consult your pistol's manual or a qualified gunsmith if you're unfamiliar with barrel replacement.
SKU: 194197887 • Width: 4.1in • Height: 1.9in • Depth: 9.2in • Weight: 0.36oz