TheFJS553/XXX–IO–MARisaruggedized,pre–terminatedsimplex jumperequippedwith a layer ofstainless–steel armor.The spiral wound armorprovides excellent flexibility whileprotecting the fiber againstdamagecaused by rodents.In addition to protecting the fiber from cuts, thearmoralsopreventsdamagethat can becaused by pinching and overbending.Also available with a white, UV rated jacket.