Heckler & Koch VP9A1 X Crossover, Semi-automatic, Striker Fired, Polymer Frame Pistol, Compact, 9MM, 4.09 Barrel, DLC Finish, Black, Front Tritium Night Sight, (1)-20 Round Magazine and (1)-17 Round Magazine, Includes Vortex Defender Closed Emitter Red Dot Sight 81001355 The VP9's well-deserved reputation for being a handgun that genuinely helps people shoot better is backed by numerous reports from law enforcement showing notable improvements in qualifying scores after adopting it. All A1 upgrades to the VP9 aim to strengthen the bond between serious users and their pistols. The improved trigger, grip frame, and controls work with the user, not against them.