Heckler & Koch Threaded Barrel HK VP40 40 S&W Stainless M14x1 LH Black. It represents the finest threaded factory barrel available for the HK VP40 or VP40 Tactical pistol. Ideal as a spare or for adding threaded accessories like sound suppressors this barrel is a drop-in replacement for your HK VP40 or VP40 Tactical pistol. Specifications for Heckler & Koch VP40 .40 S&W Threaded Pistol Barrel: Manufacturer: Heckler & Koch Color: Stainless Barrel Length: 4.45 in Threads per Inch: M14x1 LH Barrel Twist Rate: 1-9.8 Caliber: .40 S&W Gun Make: Heckler & Koch Gun Model: Heckler & Koch VP40 Weight: 3.7 lb Features of Heckler & Koch VP40 .40 S&W Threaded Pistol Barrel Micro Polished Feed Ramp Machined To Exact HK German Tolerances For A True Drop In Fit Package Contents: Heckler & Koch VP40 .40 S&W Threaded Pistol Barrel What firearm models does the manufacturer say Heckler & Koch VP40 .40 S&W Threaded Pistol Barrel is compatible with? The manufacturer suggests that Heckler & Koch VP40 .40 S&W Threaded Pistol Barrel is compatible with Heckler & Koch VP40Heckler & Koch 223244: Threaded Barrel HK VP40 40 S&W Stainless M14x1 LH Black