Ballistic Advantage Barrel Glock 26 Gen 3-5 9mm 3.88 inch Standard 1-10 Twist Non-fluted Black. QPQ improves surface hardness and wear resistance while PVD adds a durable coating. Expect excellent corrosion resistance and long-lasting durability. Specifications for Ballistic Advantage 9mm Threaded Non-fluted Barrel: Manufacturer: Ballistic Advantage Color: Black Finish: Nitride Fabric/Material: 416R Stainless Barrel Length: 3.88 in Barrel Profile: Standard Threads per Inch: 1/2x28 Barrel Twist Rate: 1-10 Flutes: No Caliber: 9mm Luger Barrel Material: 416R Stainless Steel Gun Make: Glock Gun Model: Glock 26 Model Generation: 3 Weight: 3.2 oz Rifling Profile: Button Rifling Country of Origin: USA Package Contents: Ballistic Advantage 9mm Threaded Non-fluted Barrel What firearm models does the manufacturer say Ballistic Advantage 9mm Threaded Non-fluted Barrel is compatible with? The manufacturer says that Ballistic Advantage 9mm Threaded Non-fluted Barrel is compatible with Glock 26Ballistic Advantage BAPSG265T1Q: Barrel Glock 26 Gen 3-5 9mm 3.88 inch Standard 1-10 Twist Non-fluted Black