Faxon Firearms Gen 5 Match Pistol Barrel w/ Patented Flame Fluting Glock Glock 34 9mm 1-10 Twist Non Threaded Black. These barrels are then given a black Nitride or PVD coating to increase lubricity barrel life and resistance to surface wear. All barrels are conventionally rifled to allow a wider range of ammunition to be used including cast lead. The barrels drop into factory-spec slides with no gunsmithing required. Better-than-factory tolerances ensure a consistent tighter lockup than OEM. Why Faxon Pistol Barrels? Specifications for Faxon Firearms Flame Fluting Glock Gen 5 9mm Luger Non Threaded Pistol Barrel: Manufacturer: Faxon Firearms Color: Black Finish: Nitride Fabric/Material: 416R Stainless Steel Caliber: 9mm Luger Gun Make: Glock Model Generation: 5 Threads per Inch: Non Threaded Barrel Twist Rate: 1-10 Flutes: Flame Fluted Drop In Compatible with Gen 1-5 Gas System Length: Pistol Length Package Contents: Faxon Firearms Flame Fluting Glock Gen 5 9mm Luger Non Threaded Pistol Barrel What firearm models does the manufacturer say Faxon Firearms Flame Fluting Glock Gen 5 9mm Luger Non Threaded Pistol Barrel is compatible with? The manufacturer suggests that Faxon Firearms Flame Fluting Glock Gen 5 9mm Luger Non Threaded Pistol Barrel is compatible with Glock 17 Glock 34Faxon Firearms GB910N345LGQ-N: Gen 5 Match Pistol Barrel w/ Patented Flame Fluting Glock Glock 34 9mm 1-10 Twist Non Threaded Black