LITTLE KNOWN FACTS ABOUT HOME DEFENSE FIREARMS.

Self-loading computerized pistols is often divided into "blowback" and "locked breech" categories In keeping with their theory of Procedure. The blowback operating theory is ideal for scaled-down, decreased-run calibers, such as .32 ACP and .380 ACP, because the resistance of the recoil spring and mass on the slide are enough to retard the opening