Introduced by Remington in 1962 like a short magnum based on the .375 H&H scenario That is the most popular and widespread magnum cartridge in the world. The explanations are rather obvious. Like each of the short 7mm magnum cartridges... WJS outlined: I shot 25 rounds from Springfield XDM w/5.25" https://milouzzfu.blogchaat.com/32342856/not-known-factual-statements-about-ammo-for-sale-cheaper-than-dirt