Glock G17 9MM Threaded Barrel Black. 5X1LH Thread Pitch 39893 Specifications for Glock G17 9MM Threaded Barrel: Manufacturer: Glock Color: Black Gun Make: Glock Gun Model: Glock 17 Condition: New Package Contents: Glock G17 9MM Threaded Barrel What firearm models does the manufacturer say Glock G17 9MM Threaded Barrel is compatible with? The manufacturer says that Glock G17 9MM Threaded Barrel is compatible with Glock 17Glock GLSP39893: G17 9MM Threaded Barrel Black