Tanks. Being tanks. - Swiss Army Tank The Panzer 87 is the official designation of the Leopard 2A4 in service with the Swiss Army, having been in service since 1987, hence the
Why doesn't the M1 Abrams switch to the Rheinmetall L/55? Wouldn't that set its penetration much further above others? - Quora
![Egypt plans to upgrade its fleet of M1A1 Abrams tanks to standard M1A2 | Defense News December 2021 Global Security army industry | Defense Security global news industry army year 2021 | Archive News year Egypt plans to upgrade its fleet of M1A1 Abrams tanks to standard M1A2 | Defense News December 2021 Global Security army industry | Defense Security global news industry army year 2021 | Archive News year](https://www.armyrecognition.com/images/stories/news/2021/december/Egypt_plans_to_upgrade_its_fleet_of_M1A1_Abrams_tanks_to_standard_M1A2_925_001.jpg)