Heckler & Koch Threaded Barrel HK VP9 9mm M13.5x1 LH 1-9.8 Twist Black. Ideal as a spare or for adding threaded accessories like sound suppressors this barrel is a perfect drop-in replacement for your HK VP9 or VP9 Tactical. Specifications for Heckler & Koch Threaded Barrel HK VP9 9mm: Manufacturer: Heckler & Koch Color: Black Barrel Length: 4.7 in Threads per Inch: M13.5x1 LH Barrel Twist Rate: 1-9.8 Caliber: 9mm Luger Gun Make: Heckler & Koch Gun Model: Heckler & Koch VP9 Weight: 3.7 lb Condition: New Condition Quality: Excellent Condition Details: Other Features of Heckler & Koch Threaded Barrel HK VP9 9mm Micro Polished Feed Ramp Machined To Exact HK German Tolerances For A Drop In Fit Package Contents: Heckler & Koch Threaded Barrel HK VP9 9mm What firearm models does the manufacturer say Heckler & Koch Threaded Barrel HK VP9 9mm is compatible with? The manufacturer suggests that Heckler & Koch Threaded Barrel HK VP9 9mm is compatible with Heckler & Koch VP9Heckler & Koch 245602: Threaded Barrel HK VP9 9mm M13.5x1 LH 1-9.8 Twist Black