The only thing better than a normal pistol barrel is a SilencerCo threaded pistol barrel. All pistol silencers require one. SilencerCo noticed a market need for high quality pistol barrels and they stepped in to offer them. Holding to the same commitment to quality as all SilencerCo's products, the threaded barrels are tough enough to hold up under the harshest conditions. The barrels are constructed from 416R stainless steel and finished with a tough Black Nitride Finish. NotesBeretta 92FS/M9 does not come with a locking block.Glock 17 and 34 barrels are NOT compatible with Gen5 Glocks. Glock 19 Barrels are compatible with Gen5 Glocks.Glock 21 Barrels are NOT compatible with Gen5 Glocks. Glock 43 piston compatibility: Due to the shorter threads on the Glock 43 barrel, it requires the use of the 1/2x28 SN piston. FeaturesImproved accuracy Threads add versatility to your pistolTough enough to hold up under the harshest conditionsThread protector included DISCLAIMER: This product is n...