INERT DEACTIVATED. The Rheinmetall Mk 20 Rh-202 Anti-Aircraft Gun began production in 1972 as a single and twin barrelled anti-aircraft gun for the German Army. The gun used the 20x139 rimless lacquered steel cartridge cases with a projectile with an iron driving band. This round has a grey lacquered steel cartridge case and is headstamped 20X139 D,1001A1 X LOS NWM (ederlandsche Wapen-en Munitiefabriek NV., "DE KRUITHOORN, 's-Hertogenbosch, Netherlands) – 1 -25. The round is fitted with a crimped in target practice projectile which has a unfired iron driving band and a alloy nose plug representing a nose fuse. The projectile retains all of its original light blue painted finish signifying a practice round and is stencilled in white round its circumference on both sides 20 S 139 OVING M/SPL. This weapon system was also used by the Argentine army in the Falklands War in 1982. See pages 46 and 47 Janes Ammunition Handbook, 1st Edition 1993 – 4. The price includes UK delivery and no licence is required to possess these inert rounds in the UK if retained as part of a collection or display. O 1921