Tag: .25 auto

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Stinger Pen Gun

RocketFoot @ PFOA has posted some great high-res photos of his Stinger pen gun chambered in .25 Auto. (Click to enlarge) .25 Auto is a very marginal cartridge. Winchester .25 Auto generates 66 ft lbs of muzzle energy. In contrast a .22 Long generates 67 ft lbs and a .22 [Read More…]