PISTOL: BERSA ARMS MODEL THUNDER 380 - PISTOL IMPORTED BY R.S.A, SERIAL NUMBER 760018, SEMI - AUTOMATIC, 380 ACP, 2- TONE, NOT INCLUDED, 3.5" Notes: The Bersa Thunder 380 is a compact, straight-blowback, semi-automatic pistol chambered in .380 ACP (9mm Browning Short). It is part of Bersa's Thunder series and is known for an aluminum-alloy frame, steel slide, double-action/single-action operation, and a fixed-barrel design. Exact specifications can vary between Thunder 380 variants and production years. Manufacturer: Bersa Model: Thunder 380 Caliber: .380 ACP Type: Compact semi-automatic pistol Action: Double-action/single-action (DA/SA) Operating system: Straight blowback Barrel: Approximately 3.5 inches Frame: Aluminum alloy Slide: Steel Magazine: Detachable box magazine Magazine capacity: Commonly 7 or 8 rounds, depending on configuration Sights: Fixed front and rear sights Safety: Manual safety/decocker with internal safety mechanisms Grip: Polymer grip panels Finish: Commonly matte black, with other finishes and variants available Design: Compact pistol with a fixed-barrel, blowback operating system Weight: Approximately 20 ounces unloaded, depending on version Identification note: Verify the exact Thunder 380 variant, barrel length, magazine capacity, finish, and safety configuration from the individual firearm and its documentation.