Stridsvagn m/42 (Strv m/42) was Swedish medium tank in service in the World War II period. Known by its manufacturer AB Landsverk as Lago II-III-IV, it fielded a 75 mm L/34 gun, the first of its size in a Swedish tank. It entered service with the Swedish army in November 1941. Modern in design it was also well protected and mobile. A total of 282 were produced.