SilencerCo AC2290 S&W 9mm Luger 3.50" Threaded Black Nitride Stainless Steel, Fits S&W M&P Shield

The only thing better than a normal pistol barrel is a threaded pistol barrel. All pistol silencers require one. SilencerCo noticed a market need for high quality pistol barrels and stepped in to offer them. Holding to the same commitment to quality as all SilencerCo products, these threaded barrels are tough enough to hold up under the harshest conditions. Made with 416R Stainless Steel and finished in black nitride.

Fit guide from Silencerco:

Glock Barrel Compatibility: Silencerco threaded barrels are compatible with the following Glock handgun generations:

• G19: Gen 1-5, 19X, G45
• G17: Gen 1-4 (not Gen 5)
• G21: No Gen 5
• G23: Gen 2-4 (not Gen 5)  
• G26: Gen 1-5
• G34: Gen 1-4 (not Gen 5)
• G43: G43 , G43X

Glock 43 piston compatibility: Due to the shorter threads on the Glock 43 barrel, it requires the use of the 1/2×28 SN piston (AC1756).

SIG 320 barrel compatibility: Silencerco barrels have been proven to work with these 320 models only:

• P320 Full Size:
• P320 RX Full-Size
• P320 Nitron Full-Size
• P320 Compact:
• P320 RX Compact
• P320 FDE Compact
• P320 LIMA Compact
• P320 Nitron Compact