Original Item: One Only! A desirable WW1 Machine Gun Accessory for the German MG 08 Maxim Machine Gun. This is the ZF 12 optical Gun Sight made by "Emil Busch A-G, Rathenow" in Germany. Appears In excellent operational condition however some paint loss on the exterior surface. Complete with it's \leather eye shield and black colored brass lens cover attached with it's original small leather sling. The Sight assembly contained in it's original brown leather "leg of mutton" style carry case with two belt loops on rear. The Case also Emil busch A.G. Maker marked. A really nice set of an almost unobtainable WW1 MG 08 accessory.