40 S&W Barrels

Sig Sauer Conversion P229 Barrel 40 S&W to 357 Sig 3.9" Blue

SilencerCo Threaded Barrel for Glock 22 40 S&W 5" Nitride

SilencerCo Threaded Barrel for Glock 23 40 S&W 4.5" Nitride

Sig Sauer Conversion P226 Barrel 357 Sig to 40 S&W 4.4" Blue

Lone Wolf AlphaWolf Conversion Barrel for Glock 22 40 S&W to 9mm Luger 4.49" Nitride

Energetic Armament Direct Thread Adapter 9/16-4

Sig Sauer P320 Compact Barrel .40 SW 3.9 Barrel

Sig Sauer P320 Barrel .40 SW 4.7 Barrel

Rival Arms Conversion Threaded Barrel for Glock 23 40 S&W to 9mm Luger PVD

Glock OEM Black .40SW 4.49-inch Threaded Barrel G23

Lone Wolf AlphaWolf Conversion Threaded Barrel for Glock 23 40 S&W to 9mm Luger 4.56" Nitride

Bond Arms Hand-Cannon Handgun Barrel .40 S&W 3"

ANECHOIC DTA Mount 9/16x24

Lone Wolf AlphaWolf Conversion Threaded Barrel for Glock 22 40 S&W to 9mm Luger 5.03" Nitride

Sig Sauer Conversion P229 Barrel 357 Sig to 40 S&W 3.9" Blue

Heckler and Koch VP40 Tactical 40SW 4.5 inch Barrel Threaded

Lone Wolf AlphaWolf Conversion Barrel for Glock 27 40 S&W to 9mm Luger 3.46" Nitride

Rival Arms Conversion Threaded Barrel for Glock 22 40 S&W to 9mm Luger PVD

Heckler & Koch USP40 Tactical Threaded Barrel Blued 4.9-inch

Stern Defense Barrel .40 SW 16.1 Threaded Barrel

Glock Factory for Glock 27 Barrel 40 S&W 3.46" Matte Black

Glock Barrel G23 40SW

Glock Factory for Glock 22 Barrel 40 S&W 4.49" Matte Black

Bond Arms BABL40S&W Interchangeable Barrels