Simonov semi-automatic anti-tank rifle with 5-round magazine. More complex and expensive than the PTRD-41 but offered faster follow-up shots. Both AT rifles became less effective as German armor grew thicker. Type: Anti-Tank Rifle Action: Gas-Operated Caliber: 14.5x114mm Capacity: 5 Year introduced: 1941, Soviet Union Weight: 463 oz Overall length: 84" Status: Discontinued Military use: Yes Intended use: military