Barrel G37 - Barrel 4.49'''' Fits Glock 37 Black

Faxon Firearms Button Rifled Flame Fluted Drop-In Barrel 9mm Fits Glock Gen 2-4 G17 Full-Size, Black

Barrel G17 - Barrel 4.48'''' Fits Glock 17 Gen 1-4 Black

Barrel G34 - Barrel 5.3'''' Fits Glock 34 Black

ZAFFIRI PRECISION Pistol Barrel 9mm 4.49" Black for Glock 17 Gen 1-4

RIVAL ARMS Black Threaded Barrel for Glock 17 Gen 3/4 (RA20G102A)

RIVAL ARMS Precision Black PVD Drop-In Barrel for Glock 34 Gen 3-4 (RA20G701A)

Rival Arms 9mm Drop-in Threaded Barrel for Glock 17 Pistol, Black PVD - RA20G102A