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The design of the Ruger Mark IV Hunter will appear quite familiar to fans of the classic Mark series of firearms, but despite their similarities, the rimfire pistol underwent a major redesign to include a takedown button, making disassembly much easier. For more on this .22 LR-chambered firearm, check out this Rifleman Review from a recent episode of American Rifleman Television.
At the dawn of mechanized warfare, the U.S. Military contended with the reality that infantrymen would need an effective arm to defeat tanks. Their idea? Bring more gun.
For nearly 25 years, Springfield Armory has offered its affordable and reliable XD series of handguns, and for 2026, that design has now entered its fourth generation with the Mod.4 OSP.