As part of the American Next Generation Artillery Programme [Self-Propelled Howitzer Modernization (SPH-M)](https://defence24.pl/power-arms/new-division-artillery-rodeo-w-usa) which is to replace respective structures in the U.S. army of the Haubice M109A6/A7 is proposed. Among them is the Israeli cannonohaubica SIGMA, an export name or version of the Roem system. This construction in the Israeli army is to have already [a militant baptism](https://defence24.pl/force-armoured/baptist-new-Israeli-Armatohaubica), although we inactive do not have information under which circumstances it occurred.