Otis Technology .223cal/5.56mm Soft Pack Cleaning System Cleans .223cal/5.56mm 100% cotton 2 patches and small slotted tips (2 included) .223cal/5.56mm bore brush with size marked on brush stem Oversized bore brush for chamber cleaning 8 and 30 aircraft grade Memory-Flex cables for proper Breech-to-Muzzle cleaning Small obstruction remover (2 included) knocks out mud, snow, stuck casings and doubles as a t-handle base for included t-handle No Nonsense Warranty Made in the USA