The Elinchrom El 24069 Flashtube is newer models of flashtubes that are easy-to-replace and long-lasting, used with the Elinchrom x6000n Flash Head.In the previous models of the flash head, you have to remove many screws in the head and socket base, but in this newer version you just have to plug the flash tube in the socketUnder normal conditions, these flashtubes can produce up to ten thousand flashes when handled properly