Bersa Thunder-380 pistols are manufactured in Argentine by Bersa S.A. company, as a compact self-defense side arms for civilians and police. being inexpensive and of good quality, these pistols offer a good level of protection with decent ergonomics. These pistols must not be confused with larger and more powerful Bersa Thunder 9 and Thunder 40 pistols from the same company.
Bersa Thunder-380 pistols are simple blowback operated, with the return spring located around the barrel. The trigger is of double action type, with exposed hammer. The safety switch is located at the left side of the frame, and, when engaged, automatically decocks the hammer. There is also an internal firing pin safety, which blocks the firing pin unless the trigger is pressed. Magazine release button is located above and behind of the trigger guard, at the left side of the frame, and just below of the slide stop lever. Single stack magazine holds seven 9mm (.380) or nine 7.65mm (.32) rounds. Deluxe versions of the Thunder-380 are equipped with extended magazines, which hold nine rounds of 9mm/.380 ammunition. Front sight is integral to the slide, rear fixed sight is dovetailed to the slide. Latest production pistols also feature an integral key lock, located above the trigger, on the left side of the frame.