Smith & Wesson increased scrutiny due to the frequent use of its firearms in mass shootings such as the 2018 Stoneman Douglas High School shooting, in which 19-year-old Nikolas Jacob Cruz used a Smith & Wesson AR-15 style rifle, the semi-automatic M&P15. The same weapon was used in the 2015 San Bernardino attack and the 2012 Aurora shooting. Smith & Wesson has produced revolvers over the years in several standard frame sizes. "M" refers to the small early Ladysmith frame, "I" to the small .32 frame, "J" to the small .38 frame, "K" to the medium .38 frame, "L" to medium large, and
Smith & Wesson Model 2 Smith & Wesson Model 2 The Smith & Wesson Model 2, also referred to as the Smith & Wesson .38 Single Action, was Smith & Wesson's first .38 caliber revolver. Chambered in .38 S&W, its cylinder held 5 shots. The single action version was produced in three varieties from 1876 through 1911, with total production exceeding 223,000. The Smith & Wesson Model 2 was a "top-break", with the barrel release catch located on the top of the frame, just in front of the hammer. It was a larger caliber version of the third model of the Smith & Wesson Model