Kaw Valley Precision 4150 QPQ 9mm Barrel - 4.5"

Kaw Valley Precision 9MM Barrels are button rifled out of 4150 CMV Steel, QPQ Salt Bath Nitrided, with an 11-degree target crown for the best accuracy and durability possible.KVP 9MM barrels have an integrated feed ramp and will work with both Colt and Glock style AR-9 rifles or pistols. All barrels are manufactured under ISO:9001 & AS:9100 quality certifications. Specifications: Barrel Material: 4150 CMV Steel Barrel Type: Button Rifled Barrel Caliber: 9MM SAAMI (9x19mm Parabellum) Barrel Twist: 1:10 Barrel Length: 4.5" Barrel Profile: Light (.740" at the thinnest cross-section) Inside Finish: Black QPQ Salt Bath Nitride Outside Finish: Black QPQ Salt Bath Nitride Muzzle Thread: 1/2x36" TPI (Threads Per Inch) Barrel Extension: AR15 (Will work with any Milspec AR15 Upper Receiver) Weight: 9.5oz Integrated feed ramp Designed to work with both Colt and Glock style AR-9 builds 11-degree Target Crown