. . . . . "* \n* \n*"@en . . . . . "The armor vest and helmet, or Security vest, is a protective vest and helmet worn by the Security guards in Black Mesa."@en . . . "Armor vest and helmet"@en . . . "The armor vest and helmet, or Security vest, is a protective vest and helmet worn by the Security guards in Black Mesa."@en . . . . "Barney vest.jpg"@en . "Armor vest and helmet"@en . . "*Barney Calhoun\n*Black Mesa Security Guards"@en .