Smith & Wesson 14421 M&P M2.0 9mm Luger 5.60" Threaded Black Armornite Stainless SteelSmith & Wesson$116.98
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Smith & Wesson
The Smith & Wesson M&P M2.0 9mm threaded barrel is a direct replacement for shooters who want to run suppressors, compensators, or other muzzle devices on their M&P M2.0 pistol. This 4.625-inch Black Armornite stainless steel barrel threads at 1/2-28, the industry standard for most 9mm accessories. It's a straightforward upgrade for an already-capable duty and defensive platform—swap it in, thread on your muzzle mod of choice, and you're ready to shoot quieter or flatter.
Compatibility matters here: this barrel is engineered for M&P M2.0 pistols chambered in 9mm Luger with a 4.25-inch slide. If you're running an older M1.0 generation M&P, this won't fit—stick with M2.0 gen parts. The Armornite finish is S&W's corrosion-resistant stainless steel coating, proven in duty and field use to hold up against sweat, weather, and regular cleaning solvents.
At 5 ounces, the weight is right in line with what you'd expect from a steel barrel this size, with no surprises when you drop it into your slide. Whether you're building a suppressed carry gun, setting up for reduced-noise range days, or adding a compensator for faster splits in training, this barrel is a no-fuss core component.
| Caliber | 9mm Luger |
| Barrel Length | 4.625 inches |
| Thread Pattern | 1/2-28 |
| Finish | Black Armornite Stainless Steel |
| Weight | 5 oz |
| Loaded Chamber Indicator | No |
No. This barrel is designed exclusively for M&P M2.0 9mm models with a 4.25-inch slide. It will not fit M1.0 generation M&P pistols.
The 1/2-28 thread pattern is the standard for 9mm suppressors, compensators, brakes, and flash hiders. Any muzzle device with that thread pitch will work—you've got thousands of options from major manufacturers.
Yes. This barrel is a direct replacement for the factory barrel in an M&P M2.0 9mm with a 4.25-inch slide. No modification or gunsmithing is required.
No. This is the barrel only. You'll need to source your own muzzle device if you want to thread something on, and no other components are included.
Smith & Wesson
The Smith & Wesson M&P M2.0 9mm threaded barrel is a direct replacement for shooters who want to run suppressors, compensators, or other muzzle devices on their M&P M2.0 pistol. This 4.625-inch Black Armornite stainless steel barrel threads at 1/2-28, the industry standard for most 9mm accessories. It's a straightforward upgrade for an already-capable duty and defensive platform—swap it in, thread on your muzzle mod of choice, and you're ready to shoot quieter or flatter.
Compatibility matters here: this barrel is engineered for M&P M2.0 pistols chambered in 9mm Luger with a 4.25-inch slide. If you're running an older M1.0 generation M&P, this won't fit—stick with M2.0 gen parts. The Armornite finish is S&W's corrosion-resistant stainless steel coating, proven in duty and field use to hold up against sweat, weather, and regular cleaning solvents.
At 5 ounces, the weight is right in line with what you'd expect from a steel barrel this size, with no surprises when you drop it into your slide. Whether you're building a suppressed carry gun, setting up for reduced-noise range days, or adding a compensator for faster splits in training, this barrel is a no-fuss core component.
| Caliber | 9mm Luger |
| Barrel Length | 4.625 inches |
| Thread Pattern | 1/2-28 |
| Finish | Black Armornite Stainless Steel |
| Weight | 5 oz |
| Loaded Chamber Indicator | No |
No. This barrel is designed exclusively for M&P M2.0 9mm models with a 4.25-inch slide. It will not fit M1.0 generation M&P pistols.
The 1/2-28 thread pattern is the standard for 9mm suppressors, compensators, brakes, and flash hiders. Any muzzle device with that thread pitch will work—you've got thousands of options from major manufacturers.
Yes. This barrel is a direct replacement for the factory barrel in an M&P M2.0 9mm with a 4.25-inch slide. No modification or gunsmithing is required.
No. This is the barrel only. You'll need to source your own muzzle device if you want to thread something on, and no other components are included.
