At that time , it was also referred to as the 155 mm Self - Propelled Wheeled Gun ( SPWG ) .
Late in 2001 , Soltam Systems released details of the latest version of its ATMOS 2000 whose existence was first revealed late in 1999 .
At that time , Soltam Systems was also referred to as the 155 mm Self - Propelled Wheeled Gun ( SPWG ) .
Late in 2001 , Soltam Systems released details of the latest version of its ATMOS 2000 whose existence was first revealed late in 1999 .