meg338Innovative Force Multiplier. The MG 338 machine gun wehs less than 20 pounds. The belt-fed, lhtweht medium machine gun desn fires the 338 Norma Mag. S’sXM250 undergoing evaluation in 2025. In 2017 United States Special Operations Command (SOCOM) issued a solicitation for a .338 Norma Magnum machine gun. [9] This was in