INERT DEACTIVATED. Unfired German WW 1 Gruson 53mm Balloon Gun (53x176R) High Explosive (HE) Round. - O 1745 INERT DEACTIVATED. Unfired German WW 1 Gruson 53mm Balloon Gun (53x176R) High Explosive (HE) Round. - O 1745 Other Ammunition

INERT DEACTIVATED. This is a rare unfired German WW 1 Gruson 53mm Balloon gun (53x176R), (also called a fortress gun) High Explosive (HE) round. The gun was first used in the Gruson Fahrpanzer, a two man turret for static defence with a 2 man crew. The gun had all around traverse and limited elevation. Later in the WW1, the guns were dismounted form the Fahrpanzer and put on wheeled carriages. The brass cartridge case is headstamped MRZ 1893 AWS (in a monogram) 22 and AWS 37 (in a monogram) . The steel projectile has a 10mm wide copper driving band with two grooves and is stamped on the base 1Gwk15. The projectile is fitted with a brass percussion nose fuse which is stamped 5cmGrZ. The price includes UK delivery and no licence is required to retain this inert round in the UK if retained as part of a collection or display. O 1745