该枪是西格武器公司于2013年最新推出的一款武器,有9m m巴拉贝鲁姆、0.40英寸史密斯-韦森、0.357英寸西格3种口径型号。其虽然被称为冲锋枪,但是仅能半自动射击。该枪采用A R系步枪的设计风格,弹匣卡笋、快慢机/保险、空仓挂机的位置和操作方式均与A R系步枪相同。该枪采用伸缩式枪托,上机匣与护手为一体式设计,顶部设有整段皮卡汀尼导轨,用于安装光学瞄准镜。护手侧面预留有导轨安装孔,必要时可安装导轨。 The gun is the latest weapon from Sigurd in 2013 with 9m m Barra Belum, 0.40-inch Smith-Wesson, and 0.357-inch SOG three caliber models. Although it is called submachine gun, it can only shoot semi-automatically. The rifle uses the R R rifle design style, magazine card shoots, speed / insurance, location and operation of empty hang up are the same with R rifles. The gun with retractable stock, on the receiver and hand guard for the one-piece design, the top section with Picatinny rail, for the installation of optical sight. There is a guide rail mounting hole reserved on the side of the hand guard, and the guide rail can be installed when necessary.