About the SilencerCo Threaded Barrel for S&W M&P 45
Threaded replacement barrel in .45 ACP for the M&P 45, with a .578×28 muzzle thread and a 5.1″ overall barrel length. It drops in for the factory barrel and needs a piston (sold separately) to run a SilencerCo pistol suppressor.
Key Features
- Drop-in replacement for the factory barrel
- Threaded muzzle for mounting a pistol suppressor
- 416R stainless steel with black nitride finish
- Thread protector included
Specifications
| Manufacturer | SilencerCo |
|---|---|
| Part Number | AC2024 |
| Type | Threaded Barrel |
| Caliber | .45 ACP |
| Length | 5.1″ |
| Thread | .578×28 |
| Material | 416R Stainless Steel |
| Finish | Black Nitride |
| Color | Black |
| Compatibility | M&P 45 |
FAQ
What does it fit?
M&P 45. Confirm your thread pitch and model before ordering.
What’s included?
Thread protector (piston sold separately)
Where can I buy it?
Order online from Black Bayou Armory or visit our store in Benton, Louisiana.






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