 On 1 March 1945 the "Wehrmacht" possessed 145 Pak 97/38 and FK 231(f) guns, although only 14 were employed by frontline units.Ten barrels with shields were experimentally mounted on the Soviet T-26 light tank chassis, resulting in vehicles designated the "7.5 cm Pak 97/38(f) auf Pz.740(r)".These self-propelled guns served with the 3rd Company of the 563rd Anti-Tank Battalion before being replaced by the Marder III on 1 March 1944.