Original Item: In original leather mounted canvas carrying bags these German sets contain, hinged wood frame with securing spikes to hold bipod legs, rear ranging arc with graduations and stops also with securing spikes, and the rear elevating mechanism that clamps around the small of the butt stock and slides into a grove in the ranging arc. These were made in the late 1930s with NSDAP markings contained in its original carry bag. An extremely rare accessory set not often encountered. (4 spikes total)