ZEV Technologies PRO Match Glock 19 9mm Luger Non-Threaded Pistol Barrel Gen 1-5 1-10 Twist Bronze PVD Black. This material provides high tensile strength and toughness to withstand typical chamber pressures while still being highly corrosion resistant. Specifications for ZEV Technologies PRO Match Glock 19 9mm Luger Non-Threaded Pistol Barrel: Manufacturer: ZEV Technologies Color: Bronze Finish: PVD Fabric/Material: 416R Stainless Steel Caliber: 9mm Luger Gun Make: Glock Gun Model: Glock 19 Gen 5 Glock 19 Gen 1 Glock 19 Gen 2 Glock 19 Gen 4 Glock 19 Gen 3 Barrel Length: 4.02 in Threads per Inch: Non Threaded Barrel Twist Rate: 1-10 Flutes: No Condition: New Features of ZEV Technologies PRO Match Glock 19 9mm Luger Non-Threaded Pistol Barrel: 416R Rifle Barrel Quality Stainless Steel Match grade drop in barrel Final dimension of +/- 0.003in for consistency and accuracy SAAMI spec Match chambers Rifled with a 1 in 10in twist rate Package Contents: ZEV Technologies PRO Match Glock 19 9mm Luger Non-Threaded Pistol Barrel What firearm models does the manufacturer say ZEV Technologies PRO Match Glock 19 9mm Luger Non-Threaded Pistol Barrel is compatible with? The manufacturer says that ZEV Technologies PRO Match Glock 19 9mm Luger Non-Threaded Pistol Barrel is compatible with Glock 19 Gen 3 Glock 19 Gen 4 Glock 19 Gen 2 Glock 19 Gen 1 Glock 19 Gen 5ZEV Technologies BBL-19-PRO-B: PRO Match Glock 19 9mm Luger Non-Threaded Pistol Barrel Gen 1-5 1-10 Twist Bronze PVD Black