The elinchrom 56cm portalite octa is an entry level softbox system with great light performance which fits to all elinchrom flash units since 1974 portalites are made out of the same quality material as elinchrom uses for rotalux but priced to budget the el speed ring and rods are designed to give good stability and quick assembly instead of using third party accessories which may not fit to required specifications portalite is a professional and low price alternative an ideal car boot so