Faxon Firearms Match Series 9mm Glock 19/45 Barrel, Black Nitride - GB910N19LGQT

This is a 4.5" drop-in barrel for Glock 19/19X/45 (Gen 1-5) in 9mm Luger. Features button rifled construction with 1:10 twist rate, black nitride finish, flame fluted design, and 1/2x28 threaded muzzle for suppressor or muzzle device attachment. Installation is straightforward as a direct replacement barrel.