The Ruger Mark IV Tactical semi automatic pistol features some new upgrades that people have been waiting for. Starting off, the Mark IV features a new simple one button takedown for quick and easy field stripping. A recessed button in the back of the frame allows the upper receiver to tilt up and off of the grip frame without the use of tools. The tactical model has a threaded barrel so you can add a suppressor with top and bottom picatinny rails for optics or accessories. A new contoured ejection port and easy to grasp bolt ears allow for durable and reliable operation. The grip frame is a one piece precision CNC aluminum for strength and durability. All of this is backed by Ruger who is one of the nations leading manufacturers of rugged, reliable firearms for the commercial sporting market.