German Große Gewehrpanzergranate
This is the most common of the anti-tank type rifle grenades manufactured by the Germans. It’s also known as the Mod 40. Introduced in 1942 this weapon could penetrate 70mm of armour due to its shaped charge HEAT design. This particular one was manufactured in 1944 by Theodor Bergmann & Co. KG Waffen-u. Munitionsfabrik in Berlin.