![[IMG]](http://www.janes.com/images/assets/738/57738/main_p0531812.jpg)
An upgraded version of the M109 has been offered by RUAG Defence. Pictured is the The RUAG upgraded M109 for the Swiss Army (Panzerhaubitze 88/95) with a 155 mm/47-calibre barrel. Source: RUAG Defence
Norway has downselected four contenders for its 155 mm self-propelled...
Norway downselects artillery contenders